1. In 1728, the Province of Massachusetts Bay chartered the town of Princeton, originally known as Prince Town in honor of Prince William, son of King George II.

2. On June 15, 1775, General George Washington was appointed commander-in-chief of the Continental Army by the Continental Congress in Philadelphia, setting the stage for the American Revolution.

3. In 1836, the Massachusetts Whig Party held its first convention in Worcester, marking the emergence of the state's organized political opposition to the Democratic Party.

4. On June 15, 1844, the town of New Bedford was incorporated as a city, becoming an important center of the whaling industry and a major port for commerce and transportation.

5. In 1904, the Boston Red Sox defeated the New York Highlanders (later renamed the Yankees) 6-2 in the first game at the newly-opened Hilltop Park in New York City. The game was notable for featuring two future Baseball Hall of Famers - Boston's Cy Young and New York's Jack Chesbro - as starting pitchers.