Why did men volunteer to fight in the civil war

Union soldiers fought to preserve the Union; the common Confederate fought to defend his home. ... Confederate soldiers sometimes fought because they feared Union victory would result in a society where black people were placed on an even footing with whites.

Explanation:

pan-africanism or pan-africanism is a political, philosophical, cultural and social movement that promotes african twinning, the defense of the rights of african people and the unity of africa under a single sovereign state, for all africans, both africa as of the african diasporas.