1327: History's greatest unrequited love begins: Petrarch sees Laura for the first time, in church. Coincidentally, it was Good Friday, as it is this year.
1862: The Battle of Shiloh.
1917: The US enters World War I.
Happy birthday to: Raphael, Rousseau, Walter Huston, Merle Haggard.
Death day of: Raphael (symmetrical, no?), Isaac Asimov, Greer Garson, Tammy Wynette.