
2010 – Oil rig Deepwater Horizon is declared sealed after a 5-month long spill in the Gulf of Mexico
Thought to be one of the biggest accidents in the oil and gas industry, the Deepwater Horizon spill or the BP oil spill began on April 20, 2010, when an explosion destroyed the rig and killed 11 people.
2006 – A Military coup overthrows the elected government in Thailand
Forces loyal to General Sonthi Boonyaratglin overthrew the elected government of Prime Minister Thaksin Shinawatra and dissolved the parliament and the constitution.
1983 – Saint Kitts and Nevis gain their Independence from the British Crown
The first Europeans set foot on the Island country in the West Indies in the late 15th century during an expedition led by Columbus. In 1713, the control over the islands was passed from the French to the British.
1973 – Carl XVI Gustaf succeeds his grandfather King Gustaf VI Adolf as the King of Sweden
Sweden is a constitutional monarchy, where the monarch is the ceremonial head of state. In 1980, Swedish law was changed to allow the firstborn of a monarch to become the crown's heir apparent, irrespective of their gender.
1944 – The Moscow Armistice ends the Continuation War
The peace treaty was signed between the Soviet Union, United Kingdom, and Finland. It put an end to the conflict between the USSR and Finland between 1941 and 1944.

1972 – Ashot Nadanian
Armenian chess player, coach
1964 – Trisha Yearwood
American singer-songwriter, actress
1934 – Brian Epstein
English talent manager
1911 – William Golding
English author, poet, playwright, Nobel Prize laureate
1802 – Lajos Kossuth
Hungarian journalist, lawyer, politician

1995 – Orville Redenbacher
American farmer, businessman
1985 – Italo Calvino
Italian journalist, author
1968 – Chester Carlson
American physicist, invented Xerography
1944 – Guy Gibson
English aviator, Victoria Cross recipient
1881 – James A. Garfield
American politician, 20th President of the United States
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