What happened in poland in 1989?
a) many solidarity candidates were voted out of office.
b)workers finally were given the right to form unions.
c)the polish government banned all workers’ unions.
d)lech walesa became the first freely elected president.

How did the cleveland massacre impact standard oil in 1872? standard oil hired all the laborers who were nearly killed during the cleveland massacre. standard oil became a monopoly in the cleveland oil market after the cleveland massacre. standard oil was bought out by other companies in the city after the cleveland massacre. standard oil closed down to avoid additional violence in the wake of the cleveland massacre.