Stephen A. Douglas debated Lincoln in a famous series of debates in 1858. They were campaigning for the office of US Senator from Illinois. The debates attracted national attention and were published in the newspapers in the East as well as the Midwest.
Stephen Douglas
Illinois
Stephen Douglas defeated Abraham Lincoln in the 1858 Illinois Senate election.
Abraham Lincoln debated against Stephen Douglas in the 1858 US Senate campaign, from Illinois.
Abraham Lincoln and Stephen Douglas
Senate in Illinois
Illinois
Illinois
Because Douglas didn't mind the creation of new slave-states, if the local people voted for it.
Stephen A. Douglas (April 1813-June 1861) was an American politician in Illinois. He is famous due to defeating Abraham Lincoln in a Senate contest in 1858.
Abraham Lincoln ran for the US Senate from Illinois but lost to Stephen A. Douglas. The famous Lincoln-Douglas debates took place during this campaign.