When it first formed the Republican Party supported?

When it first formed in the 1850s, the Republican Party primarily supported the abolition of slavery and the prevention of its expansion into the western territories. It emerged as a coalition of anti-slavery activists, former Whigs, Free Soilers, and abolitionists, advocating for a free labor system and opposing the pro-slavery policies of the Democrats. The party aimed to promote economic development and modernization while upholding the principles of individual liberty and equality.