Historical clue formulations

• State whose last four letters are the first four letters of its capital — 2023-10-08
• With 8-Down, light blue Monopoly property — 2021-08-11
• First U.S. state to abolish slavery — 2011-08-30
• State with the least populous capital — 2009-09-13
• Monopoly avenue — 2007-04-20