Which slaves were freed by President Lincoln's Emancipation Proclamation?

only those who were held in Confederate territory

all those who were living in the United States

all those who had escaped on the Underground Railroad

only those who were held in border states

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.