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The Laborers' International Union of North America (LIUNA, often shortened to just the Laborers' Union) is an American and Canadian labor union formed in 1903. As of 2017, they had about 500,000 members,[3] about 80,000 of whom are in Canada.[citation needed] The current general president is Terence M. O'Sullivan who was appointed general president in 2000, elected by delegates in 2001, and re-elected in 2006. There are nine regions across North America; these regions are further divided into 500 local unions. One region is in Toronto Canada and is led by Joseph Mancinelli, Local 183, which is the largest construction local union in North America.[4][5]