1. On July 13, 1985, Live Aid, a benefit concert to raise funds for famine relief in Ethiopia, was held in both London, England and Philadelphia, Pennsylvania. The concert featured numerous famous performers such as Madonna, Queen, and U2.

2. During the American Civil War, on July 13, 1863, the infantry division commanded by Union General George G. Meade fought against Confederate General Robert E. Lee's army in the Battle of Gettysburg. The battle was a significant turning point in the war, which ultimately led to the Union's victory.

3. On July 13, 1787, Congress passed the Northwest Ordinance, which established the rules for governing the territory that would eventually become Ohio, Indiana, Illinois, Michigan, Wisconsin, and Minnesota. The ordinance prohibited slavery and set up guidelines for the establishment of new states within the territory.

4. In 2002, on July 13, three former Duke University lacrosse players were falsely accused of rape. The case garnered national attention and sparked controversy surrounding race and sexual assault. The charges were eventually dropped and the players were exonerated.

5. On July 13, 1919, the Virginia Military Institute (VMI) declared a policy of segregation, banning African American students from enrolling. It wasn't until 1968 when VMI was finally integrated with the admission of the first African American cadets.