Yemen'shighest military authority Sunday announced its willingness to open channels of dialogue with al Qaeda in hopes of reaching a long-term cease-fire agreement.
Three suspected air strikes hit militant targets in southern Yemen Monday night and Tuesday morning, killing at least nine people believed to be linked to al Qaeda, Yemeni security officials said.
The al Qaeda terror network is weakening and the embattled Afghan government is making modest strides, but cyber security threats are on the rise and Iranian nuclear aspirations remain a major peril.
Al Qaeda's leadership has sent experienced jihadists to Libya in an effort to build a fighting force there, according to a Libyan source briefed by Western counter-terrorism officials.
Six al Qaeda in the Arabian Peninsula operatives -- including one high-value target -- were captured by Yemeni security forces, the country's embassy in the United States said Tuesday.
Al Qaeda leader Ayman al-Zawahiri has claimed responsibility for the capture in August of a 70-year-old U.S. citizen in Pakistan, according to a number of radical websites known for carrying militants' messages.
At least 11 suspected al Qaeda militants were killed in Yemen's southern province of Abyan in clashes that erupted Tuesday night and continued for at least 14 hours, according to officials and local residents.
A half-hour video featuring the leader of al Qaeda, Ayman al-Zawahiri, was posted Tuesday on a radical Islamist website.
CNN's Nic Robertson reports on the killing of a radical cleric who inspired al Qaeda followers by preaching in English.
Earlier this week, al Qaeda issued the seventh issue of Inspire, a glossy English-language online magazine that emerged as a mouthpiece for the preaching of now-dead American-Yemeni terrorist cleric Anwar al-Awlaki.
Ten years after the devastating attacks on America, Defense Secretary Leon Panetta recently said the United States is "within reach of strategically defeating al-Qaeda."
Born and educated in the United States, how did Anwar al-Awlaki, a charismatic Muslim cleric, go from "all-American boy" to a terrorist spokesman and recruiter for al Qaeda in the Arabian Peninsula?
The U.S. confirms American-born Muslim cleric Anwar al-Awlaki is dead. CNN's Mohammed Jamjoom reports.
A deadly bombing in Abuja has launched a little-known Islamic extremist group onto the terrorism radar, raising U.S. officials' concern about the spread of the influence of al Qaeda.
A Cuban man arrested in Spain this week for alleged ties to al Qaeda was released Friday on provisional liberty, but must report daily to police, a National Court spokeswoman told CNN.
Spanish Civil Guards have arrested a Cuban man on the Mediterranean island of Mallorca on suspicion of belonging to Al Qaeda, the Interior Ministry said in a statement Tuesday.
The U.S. Embassy in Algeria has received "threat information," the State Department said Friday, noting that al Qaeda and its affiliates continue to pose a "significant terrorist threat."
U.S. officials reported the death of an al Qaeda figure identified as the terrorist network's chief of operations in Pakistan, the latest in what they called a series of significant blows to the terrorist network.
Al Qaeda leader Ayman al-Zawahiri has apparently released a new message to coincide with the 10th anniversary of the 9/11 terror attacks, in which he praises the Arab Spring as a "devastating blow" to the United States.
Al Qaeda is weakened but remains a significant threat to the United States, the nation's top intelligence officials told a congressional committee Tuesday.
Lyzbeth Glick Best recalls her final conversation with her husband, who helped overtake the 9/11 hijackers on Flight 93.
U.S. intelligence officials have warned that al Qaeda may be planning an attack targeting either New York City or Washington around the time of 10th anniversary of 9/11.
The Pakistani intelligence service has arrested a senior al Qaeda leader who sought to attack targets in the United States, Europe and Australia, the Pakistani military said Monday.
Newly-released video shows smoke rising minutes after United Airlines Flight 93 crashed in Pennsylvania on 9/11.
Clashes between al Qaeda fighters and government troops since May in southern Yemen have killed 300 militants, the country's Interior Ministry said Thursday.
The death of al Qaeda's No. 2, Atiyah Abdul Rahman in Pakistan, is a hammer blow to the terrorist organization.
Al Qaeda's second-in-command, Atiya Abdul Rahman, has been killed in Pakistan, a U.S. official said Saturday.
Seven government troops were killed and six others injured on Friday in fierce clashes with suspected al Qaeda militants in Yemen's southern Abyan province.
At least 29 people have been killed and 62 injured from both sides in Yemen's Abyan province as clashes entered a new phase, a senior security source in Abyan said Wednesday.
Eight government troops were killed and at least 28 soldiers were injured in Abyan province when suspected al Qaeda militants attacked the governmental military base for Brigade 211 in Dofas district, a security official in the district confirmed.
Residents of a town in southern Yemen say it has been seized by Islamists connected to al Qaeda.
Egyptian military and intelligence officials say they are preparing to launch an operation against al Qaeda cells that have recently been established in the restive Sinai peninsula.
CNN's Reza Sayah responds to a Washington Post report that government agencies believe al Qaeda is no longer a threat.
The new head of al Qaeda describes Syria's president as "the leader of criminal gangs, the protector of traitors," and applauds anti-government protesters seeking to topple him, in a video that appeared on extremist websites this week.
An Al Qaeda leader who was on the Yemeni government's wanted list was killed in clashes with the army, the country's defense ministry said Wednesday.
Militants gunned down 10 soldiers at a military checkpoint in southwestern Yemen, authorities said Thursday.
CNN's Nic Robertson reports from Aden on the human cost of al Qaeda's advances in Yemen.
The Mauritanian army responded to an attack Tuesday by a terrorist group aligned with al Qaeda by mounting a counterattack in northeastern Mauritania that killed about 20 members of the group and captured nine others, military sources told CNN.
Government soldiers retook on Thursday the Wahda Stadium on the outskirts of the southern town of Zinjibar after a day of fighting clashes against suspected al Qaeda militants, security officials in Zinjibar said.
Five al Qaeda members were killed and seven others were wounded Monday in clashes with the Yemeni army in Abyan province, the state-run SABA news agency reported.
Mauritanian special forces joined troops from Mali in launching an offensive targeting what they called an al Qaeda base camp, Mauritanian army officials said Sunday.
Two prisoners have confessed to digging a tunnel that led to the escape of 63 inmates last week, Yemen's state-run SABA news agency reported Sunday.
Information collected by U.S. commandos following a raid that resulted in the killing of al Qaeda leader Osama bin Laden shows the terror group is under enormous strain, President Barack Obama said in a nationally televised address.
Dozens of suspected al Qaeda militants escaped Wednesday from a jail in the Yemeni city of Mukalla, a senior security official said.
The Somali militant group al-Shabaab, an affiliate of al Qaeda, has endorsed the takeover of Ayman al-Zawahiri to head al Qaeda after U.S. forces killed Osama bin Laden last month, according to an al-Shabaab spokesman.
Ayman al-Zawahiri will replace Osama bin Laden as the new leader of al Qaeda. CNN's Nic Robertson reports.
A U.S. counterterrorism official said Thursday the United States believes Ayman al-Zawahiri is now the leader of al Qaeda.
A top al Qaeda operative in Africa, Fazul Abdullah Mohammed, was killed at a Somali checkpoint, according to officials.
Deadly fighting between Yemeni government forces and al Qaeda erupted in a restive southern province on Saturday.
CNN's Phil Black reports on how the reported death of al Qaeda's Illyas Kashmiri might affect the terrorist group.
The Department of Homeland Security and the FBI have warned police across the United States that al Qaeda has a "continuing interest" in attacking oil and natural gas targets, a department spokesman said Friday.
CNN's Dan Rivers assesses the possible appointment of a new caretaker leader of al Qaeda.
A former Egyptian army lieutenant and long-time Islamist Saif al Adel has been appointed the interim leader of al Qaeda, according to former jihadist Noman Benotman.
A senior al Qaeda operative has been arrested by security agencies in Karachi, the Pakistani military said in a statement Tuesday.
In 1998, al Qaeda bombed the U.S. embassy in Nairobi, Kenya. Victims weren't compensated. CNN's David McKenzie reports.
Suspected members of al Qaeda's Yemen wing ambushed an army vehicle on Friday and killed at least five soldiers, a government official told CNN.
A North African Al Qaeda group is denying responsibility for last month's bombing of a popular cafe in Morocco's south central tourist city of Marrakech, which killed 16 people and injured 21, according to a report Saturday.
Al Qaeda warnings against the United States emerged Friday as the materials taken from Osama bin Laden's compound continued to yield a trove of intelligence, including details about a possible attack on the 10th anniversary of 9/11.
Anderson Cooper takes a closer look at two fake photos of Osama bin Laden and breaks down how they were constructed.
In the years prior to his death on Sunday Osama bin Laden had stepped back from the day-to-day running of al Qaeda. Increasingly he had preferred instead to act as a symbolic figurehead for the global terrorist movement.
Morocco's Interior Ministry said Thursday that three Moroccan suspects loyal to al Qaeda have been arrested in connection with last month's bombing at a popular Marrakech cafe, the official Maghreb Arabe Presse news agency reported.
Al Qaeda suffered setbacks on the battlefield and in court Thursday, with two mid-level leaders being killed in southern Yemen, that country's state-run media reported.
CNN's Jeanne Meserve reports on an unclassified notice warning of an al Qaeda attack on the 9/11 anniversary.
CNN's American Morning speaks with a terrorism analyst about Al Qaeda's fundraising after the death of Osama bin Laden.
Al Qaeda Inc. might suffer some initial setbacks from Osama bin Laden's death, but so did Apple Inc. when shares dropped over rumors of Steve Jobs' illness. But it did not take long to realize that Jobs has established a highly functional corporation, and the shares bounced back.
U.S. Secretary of State Hillary Clinton was quick to suggest that the death of Osama bin Laden offered a unique opportunity for a wider settlement in a region riven by warfare and insurgency.
The U.S. Department of Homeland Security expects "threats of retaliation" from al Qaeda in the aftermath of Osama bin Laden's death, a department official told CNN early Monday.
A former New York police officer tells CNN's Jason Carroll that Osama bin Laden's death brings a sense of closure.
Reaction to the announcement that al Qaeda leader Osama bin Laden had been killed nearly 10 years after masterminding the worst terrorist attack on U.S. soil was strong and swift from American political leaders:
The killing of Osama bin Laden is "an enormously significant moment in the fight against al Qaeda terrorism," and there is no one poised to take his place as the group's leader, says CNN terrorism analyst Paul Cruickshank.
On December 15, 2001, Pakistani border troops came across some 30 al Qaeda fighters in a mountain pass. They had fled the U.S. bombardment of Tora Bora, Osama bin Laden's last stronghold in Afghanistan. The group turned out to be members of the al Qaeda leader's security detail, and U.S. intelligence swiftly dubbed them the "Dirty Thirty."
CNN Analyst Peter Bergen discusses Yemeni-American cleric Anwar al-Awlaki directly challenging his views on al Qaeda.
In late February I posted a piece on CNN.com titled "Al Qaeda the loser in Arab revolutions" making the point that Osama bin Laden must be watching the events in the Middle East unfold with a mixture of glee and despair.
The pilots hardly had time to react. Two streaks of light shot past their plane as it climbed into the skies above Mombasa in Kenya. Fortunately for the hundreds of tourists on board, the two SA-7 surface-to-air missiles (SAMs) fired by terrorists from a hillside close to the airport missed their target. Minutes later and thousands of feet below, more than a dozen people were killed in a bomb attack on an Israeli-owned hotel, the second part of a coordinated attack carried out by al Qaeda in November 2002.
A NATO leader acknowledges that there are possible ties between al-Qaeda and the rebel opposition in Libya.
There is a good chance NATO pressure will encourage Libyan tyrant Moammar Gadhafi to leave power, the U.S. NATO commander told Congress Tuesday, but the opposition that could come in the Libyan leader's wake has "flickers" of al Qaeda.
Fighting between Yemeni security forces and members of al Qaeda in the Arabian Peninsula has left people on both sides dead over the past two days, Yemeni security forces said.
Suspected al Qaeda operatives attacked soldiers at a security checkpoint in the eastern Yemeni province of Marib on Thursday, leaving three militants and three soldiers dead, according to the Interior Ministry.
A Congressional hearing on "radicalized" Muslims could inflame American Muslim sensitivity. Jeanne Meserve reports.
Al Qaeda is watching America closely Thursday. Every so often, with the best of intentions, Americans blunder and provide our enemies with great propaganda victories. Thursday is one such day.
As we watch, fixated, on events in Tunisia, in Egypt and now in Yemen, Libya and elsewhere, we must be aware that equally riveted -- and sitting on the sidelines -- are the terrorists the Western world has spent 20 years chasing. And they are fearful their time has come and gone.
Suspected al Qaeda militants killed four Yemeni soldiers Sunday, the same day the U.S. State Department warned Americans against traveling to the country.
Libya's beleaguered leader Moammar Gadhafi Thursday blamed the uprising sweeping Libya on Osama bin Laden and al Qaeda, accusing the terrorist group of supplying Libyans with pills inducing them to revolt. "Our children have been manipulated by al Qaeda," he told Libyan state television by telephone.
Al Qaeda's North African wing has said "it will do whatever we can to help" the uprising in Libya, according to a statement the militant group posted on jihadist websites
In August last year, Malaysian Prime Minister Najib Tun Razak was not happy with Saudi Arabia. He complained that the Saudis appeared to be funding an opposition candidate, Anwar Ibrahim, in upcoming elections.
Tunisia's president vowed Thursday to cut prices of basic foodstuffs, to lift censorship and to ensure police do not use live ammunition except in self-defense, and implied that he will not run again for president.
With the recent deadly attacks on Christian churches, the maniacal terrorists of al Qaeda seem to be aiming at unraveling the neighborliness among Muslims, Jews and Christians throughout the Middle East that has existed for centuries.
A suspected militant who was disguised as a woman when shot and killed at a Saudi Arabia checkpoint last week was wanted by security authorities for ties to al Qaeda, according to Saudi Arabia's Interior Ministry.
Yemen is embarking on a major initiative in its war on terror and plans to build four new branches for the country's elite counterterrorism units next year, a spokesman for the country's American embassy said on Saturday.
The administration's top counterterrorism adviser said Friday that the al Qaeda group based in Yemen poses a greater threat to Americans than Osama bin Laden's group based in Pakistan.
At least seven Yemeni troops have been killed in two attacks in the southern part of the country, Yemeni officials said Friday.
According to U.S. officials, al Qaeda may be planning to attack the United States and Europe during the holiday season.
It is a conflict fought in blistering heat, in some of the most inhospitable territory on earth. The frontline troops often wear scruffy T-shirts; most can't drive. But it is a struggle that the United States is taking ever more seriously, according to U.S. diplomatic cables obtained by WikiLeaks.
Cash, guns and laptops were among the items seized in the arrest of 149 alleged al Qaeda members in Saudi Arabia.
Security forces in Saudi Arabia have arrested 149 people alleged to be members of al Qaeda, the Saudi Interior Ministry said Friday.
One night in late July this year, the Japanese supertanker M. Star was making its way through the Strait of Hormuz -- the chokepoint at the southern tip of the Persian Gulf. It was en route to Japan with 3 million barrels of crude oil.
A recent terror operation involving parcel bombs on UPS and FedEx flights cost just $4,200, according to a report in a magazine that analysts say is published by al Qaeda's branch in Yemen.
A Yemeni court Sunday postponed the hearing of an alleged al Qaeda member from America who had worked at several U.S. nuclear power plants.
Al Qaeda is still planning Mumbai-style attacks in Europe, with the United States also possibly being targeted, counter-terrorism officials in Europe and the United States tell CNN.
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