Lewis Cass

Lewis Cass was a 19th-century American politician and military officer who served as a U.S. senator, governor of Michigan, and Secretary of State. He was also the Democratic candidate for president in 1848. Cass is known for his role in expanding U.S. territory through his support of "popular sovereignty," allowing territories to decide whether to allow slavery. His career reflected the complex debates over expansion and slavery that eventually led to the Civil War. Overall, he was influential in shaping American policy during a time of rapid growth and change.