the Army General Orders 2009–10 and 2009–14. Heraldry Distinctive unit insignia Description: A green color metal and enamel device 1-1/8 (2.86 cm) inches in height overall consisting of the shield and motto of the coat of arms. Symbolism: The shield is green with five gold spearheads representing a platoon of five tanks entering into combat in a flying wedge formation. Coat of arms Blazon: Shield: Vert, five spearheads paleways in chevron Or. Crest: On a wreath Or and Vert, supported by two lions rampant sable langued gules a Korean gateway of the last with doors closed of the third secured by a bar with two holders of the first. Motto: Strike Swiftly Symbolism: Shield: The shield is green with five gold spearheads representing a platoon of five tanks entering into combat in a flying wedge formation. Crest: The two lions refer to the arms of Normandy and of Belgium, where the unit served with distinction in World War II. The closed and bolted Korean gateway commemorates the organization's action in repulsing the enemy's attempt to pass through the Pusan Perimeter at Taegu in the Korean War. Lineage Constituted 15 July 1940 in the Regular Army as the 70th Tank Battalion and activated at Fort George G. Meade, Maryland Inactivated 1 June 1946 in Germany Activated 1 August 1946 at Fort Knox, Kentucky Reorganized and redesignated 14 June 1948 as the 70th Medium Tank Battalion Reorganized and redesignated 31 December 1948 as the 70th Heavy Tank Battalion Reorganized and redesignated 2 May 1950 as the 70th Tank Battalion Assigned 10 November 1951 to the 1st Cavalry Division Inactivated 15 October 1957 in Japan and relieved from assignment to the 1st Cavalry Division Redesignated 25 January 1963 as the 70th Armor, a parent regiment under the Combat Arms Regimental System Withdrawn 16 June 1989 from the Combat Arms Regimental System and reorganized under the United States Army Regimental System See also List of armored and cavalry regiments of the United States Army Notes Footnotes Citations References Appleman, Roy E. South to the Naktong, North to the Yalu (June–November 1950). Washington, DC: U.S. Army Center of Military History, 1992. http://www.history.army.mil/books/korea/20-2-1/toc.htm Armor in Operation Neptune: Establishment of the Normandy Beachhead. Fort Knox, KY: The Armored School, 1949. http://cgsc.cdmhost.com/cdm/singleitem/collection/p4013coll8/id/3058/rec/3 Best, Robert J. Operations Research Office Technical Memorandum 261, The Structure of a Battle: Analysis of a UK-NK Action North of Taegu, Korea, September 1950. Washington,