In
1905 representatives of 43 groups who opposed the policies of American
Federation of Labour, formed the radical labour organisation,
the Industrial Workers of the World (IWW). At
first its three main leaders were William
Haywood, Daniel De Leon and Eugene
V. Debs. Other important figures in the movement included Elizabeth
Gurley Flynn, Mary 'Mother' Jones,
Lucy Parsons, Hubert
Harrison, Carlo Tresca, Joseph
Ettor, Arturo Giovannitti, William
Z. Foster, Eugene Dennis, Joe
Haaglund Hill, Tom
Mooney, Floyd
B. Olson, James
Larkin,