Plzzz do it and wats 406+597

Human rights groups in the 20th century worked to: o a. european imperial powers maintain control over their colonies. o b. convince citizens in impoverished countries to embrace nationalism. o o o o c. ensure that people around the world were protected from brutal treatment. o d. weaken the influence of international organizations like the united nations. sub

What was the purpose of the u. s navy's convoy system

What was a major failing of the united states government under the articles of confederation?