How might the umayyads have retained control of the muslim empire?

What was the main argument of plessy in plessy v. ferguson

Which statement best describes standard oil in the late 1800s? standard oil controlled only a small number of the nation’s oil refineries. standard oil was a single business that operated in a small region. standard oil controlled only the means and methods of oil production. standard oil owned ninety percent of all oil refineries in the united states.

Which term best describe the first spaniards in oklahoma? a) explorers b) treasure hunters c) pioneers d) settlers i need this andwer