Western Federation of Miners Haywood, Moyer, Pettibone framed on murder charges in Idaho

Idaho Governor Frank Steunenberg, who had brutally suppressed the state’s miners, is killed by an assassin's bomb. Legendary Western Federation of Miners leader William "Big Bill" Haywood and two other men were put on trial for the death but were ultimately declared innocent - 1905

Founding convention of the Industrial Workers of the World (I.W.W., or Wobblies) concludes in Chicago. Charles O. Sherman, a former American Federation of Labor organizer, is elected president - 1905