The first Arbor Day is celebrated in Nebraska. The Spanish village of Mondoñedo held the first documented arbor plantation festival in the world organized by…
9 April 1413
Henry V is crowned King of England. Henry V, 16 September 1386 – 31 August 1422, also called Henry of Monmouth, was King of England…
8 April 1964
A Gemini 1 test flight is conducted. Project Gemini was NASA’s second human spaceflight program. Conducted between projects Mercury and Apollo, Gemini started in 1961…
7 April 1906
Mount Vesuvius erupts and devastates Naples. Mount Vesuvius is a somma-stratovolcano located on the Gulf of Naples in Campania, Italy, about 9 km east of…
6 April 1973
The Pioneer 11 spacecraft is launched. Pioneer 11 also known as Pioneer G is a 259-kilogram robotic space probe launched by NASA on April 6,…
5 April 1879
Chile declares war on Bolivia and Peru, starting the War of the Pacific. War of the Pacific, Spanish Guerra del Pacífico, 1879–83, conflict involving Chile,…
4 April 1968
NASA launches Apollo 6. Following on the heels of the two very successful Apollo 4 and 5 missions, Apollo 6 was the second all-up unmanned…
3 April 1968
Martin Luther King gives his “I’ve Been to the Mountaintop” speech. Dr. Martin Luther King, Jr. delivered this speech in support of the striking sanitation…
2 April 1982
Argentina invades the Falkland Islands. The Falkland Islands were first settled by the French – in 1764 Louis Antoine de Bougainville established a settlement there….
1 April 1867
Singapore becomes a British crown colony. The Straits Settlements, which comprised Singapore, Malacca and Penang, became a crown colony under direct British control on 1…