Possible Clues:

• US state
• Baltimore's state
• March on Fourth of July on open space in American state
• Bordering state to D.C
• Black-eyed Susan state
• One of the 13 original American colonies
• US state, capital Annapolis
• Its motto is 'Manly deeds, womanly words'
• Mother of God! Plane to come down in American state
• Irish boy jumping over lake in frenzied state