HMCS Iroquois - DDG 280

1972 - 2015 Relentless In Chase As a DDH (1972–1992): The ship entered service in 1972 designated as a DDH (Destroyer Helicopter) because her original design focused on anti-submarine warfare utilizing dual CH-124 Sea King helicopters. As a DDG (1992–2015): Between 1990 and 1992, the class underwent the TRUMP (Tribal Class Update and Modernization Program) refit, which shifted their primary capability toward area air defense and changed their official designation to DDG (Destroyer Guided Missile).