Major al-Qaeda attacks

Feb. 26, 1993: Bombing of World Trade Center; six killed, more than 1,000 people injured.

June 25, 1996: Khobar Towers bombings in Saudi Arabia; 19 U.S. servicemen killed, hundreds of others wounded.

Aug. 7, 1998: U.S. Embassy bombings in East Africa; 224 killed and about 4,000 injured.

Oct. 12, 2000: USS Cole bombing in Yemen; 17 U.S. soldiers killed.

Sept. 11, 2001: Hijackers crash two jets into World Trade Center; a jet is flown into the Pentagon, and another plane crashes in a Pa. field. Total dead and missing: 2,992.

Dec. 22, 2001: Richard Reid attempts to blow up American Airlines flight from Paris to Miami.

April 11, 2002: A truck carrying natural gas explodes outside a Tunisian synagogue, killing 19.

Oct. 12, 2002: Bomb explodes in a resort area on the Indonesian island of Bali. More than 200 people die.

May 16, 2003: Thirty-three killed and almost 100 injured in five suicide bombing attacks in Casablanca, Morocco.

Nov. 15 and 20, 2003: Four truck bombs detonated in Istanbul, killing 57 people.

March 11, 2004: Ten bombs explode on Madrid trains, killing 190 people and injuring nearly 1,400.

J uly 7, 2005 : London subway and bus bombings; 52 people killed.

Nov. 9, 2005: Coordinated bombing attacks on three hotels in Amman, Jordan, killing 60 people.

April 11, 2007: Two suicide bombers detonate in Algiers, killing 33 people.

Sept. 20, 2008: Truck bomb explodes outside the Marriott Hotel in Islamabad, Pakistan, killing more than 50 and injuring more than 200.

Dec. 25, 2009: Attempted bombing of Northwest Airlines Flight 253.

Oct. 29, 2010: Package bombs found on U.S.-bound cargo planes in England and Dubai.