Hindenburg disaster: 1937
Bay of Pigs invasion: 1961
D-Day landings: 1944
The Tet Offensive: 1968
Chernobyl disaster: 1986
First atomic bomb dropped on a city: 1945
Mass suicides in Jonestown: 1978
Assassination of Archduke Franz Ferdinand: 1914
Che Guevara killed: 1967
ANSWERS
United States
Cuba
France
Vietnam
Ukraine
Japan
Guyana
Bosnia and Herzegovina (Bosnia)
Bolivia
Style on 01/16/2018