1. The Battle of Springfield: August 21, 1780, marked a significant day in the Revolutionary War when General George Washington led his troops into Springfield, New Jersey, to protect the emerging nation from British forces. The battle was one of the last major clashes of the war and resulted in a decisive American victory.

2. The Inauguration of New Jersey's First Governor: On August 21, 1790, William Livingston became New Jersey's first governor under the newly formed United States Constitution. Livingston was a prominent lawyer and politician who played a key role in the state's transition from colonial to statehood.

3. Thomas Edison's First Motion Picture: On August 21, 1891, Thomas Edison successfully patented the "kinetoscope," a device for watching motion pictures. This invention marked a significant milestone in the development of modern cinema and technology.

4. NJ First Televised Major League Game: On August 21, 1939, The Brooklyn Dodgers and the Cincinnati Reds played the first televised Major League Baseball game in history. The game was televised from Ebbets Field in Brooklyn, New York, and the broadcast received widespread attention and praise.

5. Bonnie and Clyde's New Jersey Bank Robbery: On August 21, 1933, notorious criminals Bonnie and Clyde robbed a bank in Audubon, New Jersey. This daring heist was part of their infamous crime spree that lasted several years and made them two of America's most wanted criminals.