In December 1830, Snyder won a special election for
Illinois Senate to fill the seat of
Risdon Moore Jr. who died before the 2nd session of his term started. He was reelected in 1832. During the Black Hawk War he served as a captain in the Illinois militia. During the war he was involved as a commander at the first
Battle of Kellogg's Grove. He moved to
Belleville, Illinois in 1833 where he was an unsuccessful candidate for election in 1834 to the
24th United States Congress. Adam Wilson Snyder was eventually elected as a
Democrat to the
25th U.S. Congress and served from March 4, 1837–March 3, 1839. He was not a candidate for renomination in 1838. Following his time in national office Snyder was again elected to the Illinois Senate in 1840 but resigned in 1841. He was nominated as a candidate for
Governor of Illinois, but died in Belleville before the election. He was interred in nearby Green Mount Cemetery. ==Notes==