Final answer:
The Republican Party was formed by anti-slavery activists and former Whigs. Abraham Lincoln was the first Republican president.
Step-by-step explanation:
The Republican Party was formed in 1854 by a group of anti-slavery activists and former Whig Party members. The founders believed in limiting the expansion of slavery into the territories.
The first Republican president was Abraham Lincoln, who was elected in 1860. Lincoln is known for his leadership during the Civil War and his efforts to preserve the Union, abolish slavery, and promote economic modernization.
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