Question

A secret organization that functioned as the grassroots wing of radical republicanism in the south was called the

Answer 1

The correct answer is the Union League.

This organization was formed during the Civil War (1861-1865). The goal of this organization was to promote the policies and ideas of President Abraham Lincoln. Along with this, the Union League wanted Southerners to remain loyal to the Union rather than seceding and joining the Confederate States of America.