Congress instituted martial law in florida after the civil war because the state’s new government
a. failed to disband its militia.
b. supported vigilantes.
c. failed to protect former enslaved persons.
d. supported slavery.

need answer asap

How did african americans the union during the civil war? a. by serving as representatives in congress b. by enlisting in the military to fight c. by organizing massive slave revolts in the south d. by negotiating for peace with the confederacy