 The suits, when finally filed, took the form of a 7,000-page, two-foot-thick book listing the names and tax data for all 26,000 co-litigants.The radical side of the movement became apparent by early 1931 when ARET called for taxpayers to withhold real-estate taxes (or "strike") pending a final ruling by the Illinois Supreme Court, and later the U.S. Supreme Court.Mayor Anton Cermak and other politicians desperately tried to break the strike by threatening criminal prosecution and revocation of city services.