How did the northwest ordinance of 1787 affect the practice of slavery in the northwest territory?

How do you imagine life would be without the invention of the typewriter? would computers have been invented?

How did the byzantine culture influence russia?

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.