Answer: The Battle of Galveston
Explanation: During the battle, which took place on January 1, 1863, Confederate forces under the command of General John B. Magruder successfully recaptured the city of Galveston from Union forces. This victory had a significant political impact, as it allowed the Confederate government to maintain control over Texas and prevented the Union from establishing a foothold in the state. Additionally, the victory helped to bolster Confederate morale and bolstered support for the war effort in Texas.