What caused the battle of Glendale?

The Battle of Glendale, fought on June 30, 1862, during the American Civil War, was part of the Seven Days Battles. It was primarily caused by the Confederate Army's attempt to thwart the Union Army's retreat toward the James River after the failed Peninsula Campaign. The Confederates aimed to exploit their numerical advantage and disrupt the Union's withdrawal, leading to intense fighting as both sides sought to control key positions. The battle resulted in a strategic stalemate, allowing the Union forces to continue their retreat.