What were some of the challenges Fort Union faced when defending against the Confederate Army?

Poverty and poor relief, especially in times of acute food shortages, were major challenges facing Virginia and Confederate authorities during the American Civil War

Explanation:

hope this helps

your answer is a hope this

an interest group is an organization whose members share common concerns, and try to influence government policies that impact those concerns. elected officials frequently complain about the influence of "special interests" on american politics.