How did the treaty of versailles start the second world war?

How were chinese immigrants treated in the late 1800s

The supreme court serves what important function in the u. s. federalgovernment?

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.