1. On September 4, 1814, the British landed at Benedict, Maryland, during the War of 1812. This was the start of their march to Washington D.C., where they would go on to burn down the White House and other government buildings.

2. In 1927, the first diamond cutting plant in the United States opened in Baltimore, Maryland. This was a major milestone for the city's jewelry industry and helped to establish Baltimore as a leading diamond center in the country.

3. On September 4, 1950, the Baltimore Colts played their first ever NFL game, against the Chicago Bears at Memorial Stadium. The team, which later moved to Indianapolis in 1984, went on to win three NFL championships during their time in Baltimore.

4. The Maryland Renaissance Festival, an annual event that celebrates the Tudor period, begins on the first Saturday in September each year. The festival features live performers, jousting tournaments, and a marketplace selling handmade crafts and artisanal foods.

5. In 2020, the coronavirus pandemic forced the Maryland State Fair to cancel for the first time in its 144-year history. The fair, which typically takes place in late August and early September, is a beloved tradition for many Marylanders and includes attractions like livestock exhibits, carnival rides, and live entertainment.