The Medicare Coverage Database (MCD) contains all National Coverage Determinations (NCDs) and Local Coverage Determinations (LCDs), local articles, and proposed NCD decisions.
USS Constitution. Launched in Boston in 1797, the oldest commissioned warship afloat earned her nickname Old Ironsides during the War of 1812 when she fought the British frigate HMS Guerriere. During this historic battle, cannonballs fired at USS Constitution appeared to bounce off, causing one of her crew to remark that her sides were made of iron.
On This Day: USS Constitution Earns Nickname âOld Ironsidesâ. âOld Ironsidesâ Is Born. In August 1812, the USS Constitution sailed north from Boston to launch a raid on British bases in the Canadian Maritimes. On Aug. 19, off the coast of Nova Scotia, it engaged the British frigate Guerriere in battle.