(Connaught Rangers) during the Peninsular War. Garryowen was also a favourite during the Crimean War. The tune has also been associated with a number of British military units, and is the authorised regimental march of The Irish Regiment of Canada. It was the regimental march of the Liverpool Irish, British Army. It is the regimental march of the London Irish Rifles. It was also the regimental march of the 50th (Queen's Own) Foot until 1869. Garry Owen most recently was also the Regimental Quick March of The Ulster Defence Regiment CGC (UDR). When the UDR merged with The Royal Irish Rangers during 1992 to become The Royal Irish Regiment, Garry Owen was replaced by Killaloe. US military units During early 1851 Irish citizens of New York City formed a militia regiment known locally as the Second Regiment of Irish Volunteers. The group selected "Garryowen" as their official regimental marching song. On 12 October 1851, the Regiment was accepted officially as part of the New York Militia and designated as 69th Infantry Regiment, New York Militia, (the famed "Fighting 69th" ). It is presently known officially as the 1st Battalion, 69th Infantry and is part of the 42nd Infantry Division. The song is heard several times throughout the Warner Bros. movie The Fighting 69th (1940), starring James Cagney, Pat O'Brien, and Alan Hale, Sr., which chronicles the World War I exploits of the U.S. 69th Infantry Regiment, New York National Guard. 7th Cavalry It later became the marching tune for the American 7th Cavalry Regiment during the late 19th century. The tune was brought to the 7th Cavalry by Brevet Colonel Myles W. Keogh and other officers with relations to the Fifth Royal Irish Lancers and the Papal Guard. As the story goes, it was the last song played for Custer's men as they left General Terry's column at the Powder River. The 7th Cavalry became a part of the 1st Cavalry Division during 1921. The word "Garryowen" was used often during the Vietnam War by soldiers of First Cavalry as a password to identify each other. It became the official tune of the division during 1981. The name of the tune has become a part of the regiment, the words Garry Owen are part of the regimental crest. The tune became the name for bases established by the Cavalry in current conflicts. The most recent was Contingency Operating Station, (COS),