U S Labor Time Line. 1866, National Labor Union founded; first to succeed. 1877, Leaders of "Molly Maguire" coal miners union tried and executed. 1877, Federal troops put down "Great Railroad Strike." 1880, First federal labor relations law for railway unions passed, provided federal assistance in negotiation. 1898, Federal law, illegal to fire a worker for joining a union. Which of these statements is supported by information on the chart?

The National Labor union won workers the right to collectively bargain with employers.
The government supported companies in their efforts to restrict union activity.
Workers won the right to an eight-hour workday in 1880.
The Molly Maguires succeeded in improving working conditions for miners.