What are slave codes? and why are they important?

This passage says that the government is necessary because . the passage states that checks and balances are needed to

N1947, the united nations create a country

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.