Thomas Flattery, Killed In Action on June 3rd 1864 At The Battle of Cold Harbor.
On June 3, 1864, during the Battle of Cold Harbor, Union General Grant ordered a disastrous frontal assault on Confederate positions, resulting in approximately 7,000 Union casualties. Corporal Thomas Flattery was among the wounded and later died. The attack led to significant criticism of Grant’s tactics and jeopardized Lincoln’s reelection chances.



