1. In 1788, Maryland became the 7th state to join the Union, after ratifying the US Constitution on February 6 of that year.

2. The Chesapeake and Ohio Canal, which operated from 1831 to 1924 and connected Washington, DC to Cumberland, MD, began construction on February 6, 1828.

3. Annapolis, Maryland was the site of a crucial Civil War naval battle on February 6, 1862. Union forces, led by Admiral Samuel F. DuPont, defeated a Confederate fleet, effectively ending their presence in the Chesapeake Bay.

4. On February 6, 1952, the Supreme Court of the United States agreed to hear Brown v. Board of Education, a historic case challenging the segregation of public schools in America.

5. The University of Maryland, Baltimore County was founded on February 6, 1966, as part of the University of Maryland system. The campus has since become known for its strong academic programs and innovative research initiatives.