In Brussels, Belgium, NATO celebrates its 40th anniversary.
In Namibia, fighting erupts between SWAPO guerillas and the South West African Police, on the day that a cease-fire was supposed to end the South African Border War according to United Nations Security Council Resolution 435. By April 6, nearly 300 people had been killed.
A failed coup attempt against President of HaitiProsper Avril leads to a standoff between mutinous troops and the government which ended on April 10 with the government regaining control of the country.