1. On June 16, 1775, the Battle of Bunker Hill took place in Charlestown during the American Revolutionary War. The battle marked one of the first major engagements between the British Army and the newly formed Continental Army.

2. In 1858, the Lowell Locomotive Works in Lowell, Massachusetts, delivered its first steam locomotive to the Boston, Concord, and Montreal Railroad. The company went on to become one of the most successful locomotive manufacturers in the country.

3. On June 16, 1911, the first U.S. airmail delivery took place between Boston and New York City. A pilot named Earle Ovington flew from Garden City, Long Island to Belmont, Massachusetts, carrying 640 letters and 1,280 postcards.

4. In 1963, pioneering civil rights activist Medgar Evers was assassinated in Jackson, Mississippi. Evers, who was born in Decatur, Mississippi, spent much of his career working for the NAACP in Massachusetts.

5. On June 16, 2002, the Boston Celtics won their 17th NBA championship by defeating the Los Angeles Lakers in a 4-2 series. The Celtics, led by Paul Pierce and Kevin Garnett, went on to win another championship in 2008.