1. In 1788, the first U.S. Congress authorized the creation of a district on the Potomac River for the purpose of serving as the nation’s capital. This became the District of Columbia.

2. In 1862, the Battle of Shiloh began in Tennessee during the American Civil War. Union forces under General Ulysses S. Grant fought against Confederate forces led by General Albert Sidney Johnston.

3. In 1969, the Washington Senators baseball team played its last game at RFK Stadium in Washington, D.C. The team moved to Arlington, Texas the following year and became the Texas Rangers.

4. In 2017, a gunman opened fire in the Cleveland Park neighborhood of Washington, D.C., injuring four people. The suspect was later apprehended and charged with assault with intent to kill.

5. In 2019, D.C. Council passed the Clean Energy DC Omnibus Act, which set a goal of achieving 100% renewable energy by 2032. The act also included measures to reduce greenhouse gas emissions, increase energy efficiency, and promote clean transportation.