1. New Jersey Ratified the U.S. Constitution on June 12, 1787:
On June 12, 1787, New Jersey became the third state to ratify the U.S. Constitution, following Delaware and Pennsylvania. The state played a significant role in the formation of the country, as it was home to many influential figures such as Benjamin Franklin, who played a key role in writing the Constitution.

2. Atlantic City Was Founded on June 12, 1854:
On June 12, 1854, the city of Atlantic City was founded in New Jersey. The city became a popular resort town in the late 19th and early 20th century, known for its boardwalk and famous casinos. Today, Atlantic City remains a popular tourist destination in the state.

3. The New Jersey Turnpike Opened on June 12, 1951:
On June 12, 1951, the New Jersey Turnpike opened for traffic, providing a faster and more convenient route for drivers to travel between major cities in the state. The turnpike is now one of the busiest highways in the country, connecting New York City and Philadelphia.

4. The First Recorded Baseball Game was Played in New Jersey on June 12, 1846:
On June 12, 1846, the first recorded baseball game was played in Hoboken, New Jersey, between the New York Nine and the Knickerbocker Baseball Club. The game set the foundation for modern baseball, and is considered a significant moment in American sports history.

5. New Jersey Raised Minimum Wage on June 12, 2019:
On June 12, 2019, New Jersey raised the minimum wage from $8.85 to $10 an hour. The increase was part of a plan to gradually raise the minimum wage to $15 an hour by 2024, making New Jersey one of the first states to enact such a policy. The move was praised by workers' rights advocates, and is expected to benefit thousands of low-wage workers in the state.