Complex sentence: Arthur Fenner (December 10,1745--October 15,1805) served as the fourth Governor of Rhode Island from 1790 until his death in 1805 and was a prominent Country Party (Anti-federalist) leader.
Split into simpler sentences: Arthur Fenner (December 10,1745--October 15,1805) served as the fourth Governor of Rhode Island from 1790 until his death in 1805. Fenner was a prominent Country Party (Anti-federalist) leader.