made freedom of religion happen,and directed changes taking place in the territory of the orleans

So an iron triangle comprises or makes the base of the policy making relation over or among the congressional committees,the bureaucracy, etc.
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Answer:
General Pierre G.T. Beauregard
Explanation:
In the first major land battle of the Civil War, a large Union force under General Irvin McDowell is routed by a Confederate army under General Pierre G.T. Beauregard.