What happend on 21st April

20.04
22.04
2005

John Negroponte becomes the first United States Director of National Intelligence.

1994

The first discoveries of extrasolar planets are announced by astronomer Alexander Wolszczan.

1992

U.S. death penalty: After 13 years on death row, convicted murderer Robert Alton Harris is executed in California's gas chamber.

1989

Tiananmen Square Protests of 1989: In Beijing, around 100,000 students gather in Tiananmen Square to commemorate the late Chinese reform leader Hu Yaobang.

1987

The Tamil Tigers is blamed for a car bomb that explodes in the Sri Lankan capital of Colombo, killing 106 people.

1986

Geraldo Rivera opens Al Capone's vault on live television and finds nothing.

1985

Ayrton Senna wins the first of 41 Formula One championship races at the Portuguese Grand Prix in Estoril.

1975

Vietnam War: President of South Vietnam Nguyen Van Thieu flees Saigon, as Xuan Loc, the last South Vietnamese outpost blocking a direct North Vietnamese assault on Saigon, falls.

1967

A few days before the general election in Greece, Colonel George Papadopoulos leads a coup d'état, establishing a military regime that lasts for seven years.

1966

Rastafari movement: Haile Selassie of Ethiopia visits Jamaica, an event now celebrated as Grounation Day.