Editing George Meade (section)

===Maryland campaign===
{{Main|Maryland campaign}}
The division's commander [[John F. Reynolds]] was sent to Harrisburg, Pennsylvania, to train militia units and Meade assumed temporary division command at the [[Battle of South Mountain]]{{sfn|Pennypacker|1901|p=70}} and the [[Battle of Antietam]].{{sfn|Pennypacker|1901|p=83}} Under Meade's command, the division successfully attacked and captured a strategic position on high ground near [[Turner's Gap]] held by [[Robert E. Rodes]]' troops which forced the withdrawal of other Confederate troops.{{sfn|Pennypacker|1901|pp=71-74}} When Meade's troops stormed the heights, the corps commander [[Joseph Hooker]], exclaimed, "Look at Meade! Why, with troops like those, led in that way, I can win anything!"{{sfn|Tagg|1998|p=2}}

On September 17, 1862,{{sfn|Brown|2021|pp=7-8}} at Antietam, Meade assumed temporary command of the I Corps and oversaw fierce combat after Hooker was wounded and requested Meade replace him.{{sfn|Pennypacker|1901|pp=85-87}} On September 29, 1862, Reynolds returned from his service in Harrisburg. Reynolds assumed command of the I Corps and Meade assumed command of the Third Division.{{sfn|Pennypacker|1901|p=91}}