The party formed by people who opposed slavery and supported the election of Abraham Lincoln was the Republican Party. The party was founded in the 1850s as a response to the expansion of slavery into new territories. Abraham Lincoln, a Republican, was elected as the 16th President of the United States in 1860, leading to the secession of Southern states and the outbreak of the Civil War.
Related Q&A:
What party were formed by people who opposed slavery and support selection of Abraham Lincoln?-Well, the party that was formed by those who opposed slavery and supported the selection of Abraham Lincoln was the Republican Party. This party emerged with a strong stance against the injustice of slavery and saw Lincoln as a leader who could bring about positive change. They believed in the principles of equality and freedom, and were determined to fight for a society where slavery had no place. Oh, it was a significant movement in American history!