After WWI was over, which nations controlled the proceedings at the Paris Peace Conference and were known as the ‘Big Four’?

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.

What change took place in the african slave trade in the 1500's?

Only 1 vote per state regardless of size why is this a problem