What was mexico's policy toward slavery in 1830?

Tension between the british and boers was caused primarily by what things?

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

Why did metternich think nationalism threatened the austrian empire?