How did the treaty of versailles create instability in europe

The newly created nazi ghettos were built where? in traditionally jewish neighborhoods. in rural areas. in poor urban areas. in isolated areas to prevent knowledge of the ghettos. primarily in germany.

In 1073, the fight over who gets to choose bishops was between pope gregory vii and king henry the iv. t or f

Why might collective bargaining fail, causing a union to go on strike? a the union agrees with the boss about wages. b the boss compromises about work hours. c the factory goes out of business, causing the workers to lose their jobs. d the boss refuses to address dangerous working conditions in the factories.