Before running for the senate Lincoln?

Before running for the Senate, Abraham Lincoln served as a U.S. Congressman from Illinois from 1847 to 1849. During this time, he gained a reputation for his strong stance against the expansion of slavery into new territories. His political career was marked by his involvement in the Whig Party and his commitment to economic modernization and infrastructure development. Lincoln's Senate campaign in 1858 against Stephen A. Douglas highlighted his evolving political philosophy and set the stage for his later presidential run.