Which American leader wanted Congress to authorize and national
draft, and was denied

The selective service act is when the president drafts soldiers and this power was given to this American leader and was given by Wilson.

Explanation:

This is also because Wilson wanted all men between 21 and 30 to register for military service.

on the morning of  july 21,  1861, general mcdowell ordered the  unionarmy to attack. it was on this hill that  confederate  colonel thomas jackson and his forces held back theunion  troops.