On This Day in History

Danish ocean liner MS Hans Hedtoft sank, resulting in the deaths of all 95 passengers and crew.

In a bloodless coup, Nguyễn Khánh overthrew Dương Văn Minh's military junta in South Vietnam, less than three months after Minh's own coup.

Vietnam War: Forces of the Viet Cong and the Vietnamese People's Army launched the Tet Offensive to strike military and civilian command and control centers throughout South Vietnam.

The Troubles: On Bloody Sunday, members of the British Parachute Regiment shot 26 civil-rights protesters in Derry, Northern Ireland, killing at least 13 people.

Varig Flight 967 disappeared shortly after takeoff from Tokyo's Narita International Airport en route to Rio de Janeiro.

Kenya Airways Flight 431 crashed into the Atlantic Ocean near Ivory Coast shortly after takeoff, killing 169 on board.

Forty-six years to the day after the sinking of the Danish ocean liner MS Hans Hedtoft, Queen Margrethe II unveiled a memorial in Copenhagen to the 95 passengers and crew who perished.

The Korea Aerospace Research Institute launched Naro-1, South Korea's first carrier rocket and their first launch vehicle to achieve Earth orbit.