1898 : Émile Zola's “J'accuse" published : On this day in 1900: Premiere of Giacomo Puccini's opera Tosca : The opera Tosca—a psychological drama of deceit and doubt composed by Giacomo Puccini, one of the greatest exponents of operatic realism—made its world premiere in Rome's Costanzi Theatre on this day in 1900.
1997 : Greek archaeologists announced that they had discovered an ancient site in Athens that may have been Aristotle's Lyceum.
1954 : Baseball player Joe DiMaggio and actress Marilyn Monroe married at City Hall in San Francisco.
1784 : The Continental Congress ratified the Peace of Paris (1783) with Great Britain, granting independence to the American colonies.
1526 : The Treaty of Madrid was signed by the Habsburg emperor Charles V (Charles I of Spain) and his prisoner Francis I, king of France, who had been captured during the Battle of Pavia in February 1525 and held prisoner until the conclusion of the treaty, when he was allowed to return to France.