Major Cases

Significant terrorism cases worked by the FBI and its partners over the course of FBI history.

Results: 17 Items

  • 9/11 Investigation

    They were the most lethal terrorist attacks in history, taking the lives of 3,000 Americans and international citizens and ultimately leading to far-reaching changes in anti-terror approaches and operations in the U.S. and around the globe.

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  • Amerithrax or Anthrax Investigation

    Soon after the terrorist attacks of 9/11, letters laced with anthrax began appearing in the U.S. mail. Five Americans were killed and 17 were sickened in what became the worst biological attacks in U.S. history.

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  • Beltway Snipers

    Our the course of 23 days, two snipers terrorized the Washington, D.C. area, killing 10 people (including an FBI analyst) and critically injuring three before a multi-agency investigation tracked them down.

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  • East African Embassy Bombings

    On August 7, 1998, nearly simultaneous bombs blew up in front of the American embassies in Nairobi, Kenya, and Dar es Salaam, Tanzania. Two hundred and twenty-four people died in the blasts, including 12 Americans, and more than 4,500 people were wounded.

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  • Eric Rudolph

    Between 1996 to 1998, bombs exploded four times in Atlanta and Birmingham, killing two and injuring hundreds and setting off what turned out to be a five-year manhunt for the suspected bomber Eric Robert Rudolph.

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  • Fawaz Younis/Operation Goldenrod

    On September 13, 1987, Fawaz Younis became the first international terrorist to be apprehended overseas and brought back to the United States to stand trial.

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  • Hijacking of TWA Flight 847

    Mohammed Ali Hamadei and his accomplice hijacked TWA Flight 847 and murdered a U.S. Navy diver in 1985.

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  • Millennium Plot/Ahmed Ressam

    On December 14, 1999, Ahmed Ressam—a 34-year-old Algerian—was arrested at Port Angeles, Washington attempting to enter the U.S. with components used to manufacture improvised explosive devices.

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  • Oklahoma City Bombing

    The bombing of the Alfred P. Murrah Federal Building in Oklahoma City on April 19, 1995 was the deadliest act of homegrown terrorism in U.S. history, resulting in the deaths of 168 people.

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  • Palmer Raids

    On June 2, 1919, a militant anarchist named Carlo Valdinoci blew up the front of newly appointed Attorney General A. Mitchell Palmer’s home in Washington, D.C.—and himself up in the process when the bomb exploded too early.

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  • Pan Am 103 Bombing

    On December 21, 1988, Pan Am Flight 103 exploded over Lockerbie, Scotland, killing all 259 people on board—including 189 Americans—and 11 Scots on the ground.

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  • Patty Hearst

    The kidnapping of the granddaughter of a newspaper magnate in 1974 becomes one of the strangest cases in FBI history.

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  • Unabomber

    A lone bomber terrorized the nation for nearly 20 years, planting bombs that killed three Americans and injured many more before his capture in 1996.

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  • USS Cole Bombing

    On October 12, 2000, suicide terrorists exploded a small boat alongside the USS Cole as it was refueling in the Yemeni port of Aden, killing 17 American sailors.

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  • Wall Street Bombing 1920

    The unsolved bombing of Wall Street in 1920, which killed 30 people and injured several hundred, remains a mystery to this day.

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  • Weather Underground Bombings

    The radical Weather Underground launched a bombing campaign across the United States beginning in the late 1960s.

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  • World Trade Center Bombing 1993

    The bombing of the New York City World Trade Center in 1993 by Ramzi Yousef and his conspirators killed six people and injured thousands.

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