Cannon was sent on the road to build support for the fledgling ILD , making use of his extensive network of personal contacts with present and former members of the IWW ( so-called " Wobblies " ) . Cannon and Haywood in Moscow had drawn up an initial list of 106 " class war prisoners " needing legal and financial support , mostly convicted Wobblies jailed under various state criminal syndicalism charges . the next month , the list had 128 names , including such high-profile cases as those of anarchists Nicola Sacco and Bartolomeo Vanzetti , purported Preparedness Day bombers Tom Mooney and Warren Billings , and John B. McNamara , who had confessed to the Los Angeles Times Bombing
Preparedness Day bombers
Preparedness Day Bombing
International Labor Defense