1. On August 7, 1789, the U.S. Constitutional Convention ratified the United States Constitution in Maryland, making it the seventh state to do so. This momentous event paved the way for the creation of the federal government and the establishment of the United States as a nation.

2. On August 7, 1814, during the War of 1812, British troops led by General Robert Ross landed at Benedict, Maryland, and began their march towards Washington D.C. The resulting Battle of Bladensburg and subsequent burning of the White House and other government buildings became a defining moment in American history.

3. August 7, 1862, marked the start of the Battle of Cedar Mountain, a pivotal engagement of the American Civil War fought near Culpeper, Virginia, just across the border from Maryland. Union General Nathaniel Banks faced off against Confederate General Thomas J. "Stonewall" Jackson in a fierce battle that ultimately ended in a Confederate victory.

4. One of Maryland's most notable athletes, Cal Ripken Jr., played his 2001st consecutive MLB game on August 7, 1995. This remarkable achievement broke Lou Gehrig's previous record for most consecutive games played, earning Ripken the nickname "Iron Man" and cementing his place in baseball history.

5. August 7, 2014, marked the 25th anniversary of the founding of the National Aquarium in Baltimore. Since opening its doors in 1981, the Aquarium has become a beloved institution and popular tourist destination, featuring thousands of marine animals and providing educational programs for visitors of all ages.