Final answer:
The United States started the U.S Christian Commission during the Civil War to help its soldiers.
Step-by-step explanation:
The religious organization that the United States started during the Civil War to help its soldiers was the U.S Christian Commission. The U.S Christian Commission was a volunteer organization that provided spiritual and material support to soldiers on both sides of the war. They distributed Bibles, religious literature, and offered aid in the form of medical care and assistance to soldiers on the battlefield and in hospitals.
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