Answer:
republican party
Step-by-step explanation:
The Republican party originated from anti slavery meetings in the 1850s.
Following the democratic party, this party is the second oldest party in the U.S. In 1854 it came to be to fight the Kansas-Nebraska act. And also slavery expansion into the united states. The party is anti-slavery expansion.
Abraham Lincoln was the first president of the Republicans in 1860. The party had a great role in the abolition of slavery