January 1 Date of action in the opera "Madeleine" January 13 De Beaumarchais' "Les Deux Amis," premieres in Paris January 19 Battle of Golden Hill (Lower Manhattan) March 5 Blanche Kelso Bruce sworn in as a U.S. Senator (Mississippi) March 5 Boston Massacre, British troops kill 5 in crowd. Crispus Attackus becomes 1st black to die for American freedom April 9 Captain James Cook discovers Botany Bay (Australia) April 12 Townsend Acts repealed April 19 Amsterdam buys Van Aerssens family 1/3 part of Suriname April 19 Captain James Cook 1st sees Australia April 20 Captain Cook arrives in New South Wales April 28 Captain James Cook in Endeavor lands at Botany Bay in Australia May 16 Marie Antoinette (14) marries future King Louis XVI (15) of France June 3 Mission San Carlos Borromeo de Carmelo founded in California June 11 Captain James Cook discovers Great Barrier Reef off Australia June 19 General Church of New Jerusalem established June 28 Quakers open a school for blacks in Philadelphia July 6 Battle at Cesme: Russian fleet beats Turkish