At the Battle of Antietam, Confederate General Robert E. Lee failed to stop Union troops in their march toward Richmond. led the South to victory in spite of losing thousands of troops. was overwhelmed by General McClellan’s attack. tried to advance his troops but was turned back by Union forces.

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explanation:

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president thomas jefferson hoped that the embargo act of 1807 would the united states by demonstrating to britain and france their dependence on american goods, convincing them to respect american neutrality and stop impressing american seamen. instead, the act had a devastating effect on american trade.