An American warship is being restored to its former glory, and it’s a bittersweet reminder of a bygone era. The USS Texas returned to the water Tuesday after spending 18 months in dry dock at the Gulf Copper Dry Dock & Rig Repair in Galveston, Texas, KHOU-TV reported. So far, the vessel, which carried the Allies to victory at sea in World War II in places like Iwo Jima, Okinawa and Normandy, has received a $21 million restoration. There is still more to be done, but coming out of dry dock will help move along repairs to the upper part of the ship. The Battleship Texas Foundation is the nonprof…