The Battle of Cold Harbor was fought from May 31 to June 12, 1864, during the American Civil War. It was part of Ulysses S. Grant's campaign against the Confederate Army, led by Robert E. Lee. The battle took place near Cold Harbor, Virginia, and is known for its high casualties, particularly among Union forces. Union troops launched a frontal assault on well-entrenched Confederate positions, resulting in significant losses. The battle is often remembered for the bravery of the soldiers and the strategic mistakes made by the Union leadership. Ultimately, it ended in a decisive Confederate victory, halting Grant's advance.