The lead division in the Union assault was commanded by Brig.
They held off the Union assault for an hour and a half.
They were able to repulse the Union assault.
As the Confederate infantry was arriving, the Union assault got underway.
Even so, the subsequent Union assault against the Confederates failed and the war continued for nearly another nine months.
Caldwell got his division moving quickly and conducted the largest Union assault of the three-day battle.
It is also the only place on the battlefield where a visitor can still follow the Union assault of December 13 from beginning to end.
The Union assault was repulsed, and both sides began skirmishing at long range.
The successful Union assault can be attributed in large part to African-American forces.
The remnants of the brigade fell back and managed a successful defense against the Union assault, bringing it to a halt.