Which statement best describes how african americans in the south contributed to the union war effort?

African Americans staged work slowdowns.

Explanation:

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.

im not sure its either a leader of a group of congresspeople or a person from a congressmans district

sorry im not sure