what contributions in the field of science and medicine did the Islamic civilization make between 600 and 1000 A. D

After the civil war which president was called a "carpetbagger"? a.lincolnb.johnsonb. grant

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 is the main idea of this excerpt