The Confederate army under Robert E Lee continued to threaten Washington in September 1862. However, September saw Lee face a set-back at Sharpsburg and at the Battle of Antietam, which Lincoln declared a victory for the North.

September 1st: The Second Battle of Bull Run ended when sections from both sides clashed at Ox Hill. They came across one another just before nightfall during a thunderstorm. In the clash Union Generals Isaac Stevens and Philip Kearney were killed.

September 2nd: General McClellan was recalled to Washington DC by President Lincoln to take charge of the capital’s defences. “If he can’t fight himself, he excels in making others ready to fight." (Lincoln)

September 5th: Robert E Lee took his army into Maryland. At the same time the Union’s military hierarchy could not make its mind up as to who should lead the Unio