4th » Alexander II of Russia narrowly escapes an assassination attempt by Dmitry Karakozov in the city of Saint Petersburg.
6th » The Grand Army of the Republic, an American patriotic organization composed of Union veterans of the American Civil War, is founded. It lasts until 1956.
8th » Italy and Prussia Austro-Prussian War named ally against the Austrian Empire.
10th » The American Society for the Prevention of Cruelty to Animals (ASPCA) is founded in New York City by Henry Bergh.
Famous Birthdays on April in 1866
1st » William Blomfield, New Zealand cartoonist (d. 1938)
1st » Ferruccio Busoni, Italian pianist, composer, and conductor (d. 1924)
6th » Felix-Raymond-Marie Rouleau, Canadian cardinal (d. 1931)