1. In 1643, the first official legislative session was held in Maryland on March 14th. The assembly consisted of colonists elected by the freemen of the colony and had the power to establish laws and regulations.

2. Maryland played a significant role in the American Civil War, and on March 14, 1862, the Battle of New Bern took place in North Carolina, which had a direct impact on the state. The battle resulted in the Union Army's capture of the crucial coastal town, which enabled them to control supply routes and disrupt Confederate communication lines.

3. On March 14, 1903, Maryland was the first state to pass a child labor law, which prohibited the employment of any child under the age of 12 in any factory, mine, or quarry.

4. In 1950, Maryland's Governor Theodore McKeldin officially designated March 14th as "Maryland Day" to commemorate the landing of the first Maryland colonists in 1634. The day is celebrated annually with various events and activities throughout the state.

5. The Chesapeake Bay, a crucial economic and ecological resource for Maryland, has faced numerous environmental challenges. On March 14, 2000, the Bay Restoration Fund was established to collect fees from wastewater treatment plant users and to finance the wastewater treatment plant upgrades necessary for restoring the Bay's water quality. This program has led to significant improvements in the Bay's water clarity and aquatic life.