Complex sentence: An ancestor of John Hart was also Edward Hart, the clerk for the town of Flushing on Long Island who authored the Flushing Remonstrance on December 27,1757, considered the first expression of religious freedom in America.
Split into simpler sentences: An ancestor of John Hart also Edward was the clerk for the town of Flushing on Long Island. On December 27,1757 he authored the Flushing Remonstrance, considered the first expression of religious freedom in America.