High Quality Content by WIKIPEDIA articles! The 10th Connecticut Regiment Infantry was one of Connecticut`s most successful civil war regiments, compling an exemplary record of service in the Union Army. The 10th Regiment saw action in the coastal campaign during the early years of the war, which culminated with the siege of Charleston. The 10th went on to fight the trench battles of Richmond, earning praise from Union generals and Ulysses S. Grant. The 10th was active at the war’s very end, when they blocked Robert E. Lee’s attempt to escape from Virginia. And, the 10th was present at Appomattox Court House when Lee surrendered to Grant. All told, the 10th regiment fought in twenty three battles and at least as many skirmishes.