 Complete the following phrase:  Union troops placed Corinth under siege, bringing on the Siege of Corinth. While Barretts battery was present in Corinth during the siege, it did not see fighting. The Confederates eventually abandoned the town during the night of May 2930. On July 21, Barretts battery received reinforcements when men from a defunct Louisiana artillery unit known as the Orleans Guard Battery joined the Missourians. After being assigned to the brigade of Colonel Samuel Powell, the strengthened battery participated in the 