Why did chinese officials try to stop the opium trade?

What was a common consequence if sir edwin sandys system of indentured servitude

Which of the following arguments decided the debate over using the atomic bomb against japan in 1945? using the bomb would destroy the armaments still available to japanese forces in japan. using the bomb would demonstrate the power of the united states to the entire world. using the bomb would shorten the war and avoid heavy casualties among invading troops. using the bomb would enable allied forces to invade and take over the japanese mainland

How did europeans and africans displace native americans in north america’s predominant peoples?