1. In 1864, Abraham Lincoln was nominated for a second term as President of the United States by the Republican National Convention held in Baltimore, Maryland. Although the convention was technically held in Maryland, many attendees from the District of Columbia participated in the proceedings.

2. On June 7, 1924, a major fire broke out at the Georgetown University Hospital, destroying several buildings and causing the evacuation of patients and staff. The fire was started by a gas explosion in the basement of the hospital.

3. In 1965, the Washington Senators baseball team played their final game in the District of Columbia before moving to Texas to become the Texas Rangers. The Senators lost the game to the California Angels by a score of 5-2.

4. On this day in 1989, Stanley Sporkin, a federal judge in the District of Columbia, ruled that the National Security Agency (NSA) had violated the Fourth Amendment by intercepting and collecting private communications without a warrant. The ruling was a landmark decision in the history of surveillance law in the United States.

5. In 2019, the District of Columbia became the first jurisdiction in the United States to pass a law requiring the installation of menstrual hygiene product dispensers in public schools. The law was designed to help address issues of access and affordability for menstrual products among students in the District's public schools.