1. On March 16, 1786, the city of New Haven, Connecticut was officially incorporated. It was originally settled in 1638 by English Puritans who were seeking religious freedom.

2. In 1818, the Hartford Convention adjourned its final session on March 16. This convention was held by New England Federalists who were opposed to the War of 1812 and sought more autonomy for their region.

3. On March 16, 1823, the first Congregational church in Waterbury, Connecticut was organized. This church played an important role in the development of the city as a center of industry and commerce.

4. In 1889, Connecticut ratified a new state constitution on March 16. This constitution reorganized the state government and granted voting rights to women for the first time in Connecticut history.

5. On March 16, 1972, the first female member of the Connecticut Senate was elected. Ella Grasso, a Democrat from Windsor Locks, went on to become the first female governor of Connecticut in 1975.