Countries began to form trade blocs in the 1940s in order to: A. increase economic independence by limiting trade.
B. help workers by enforcing workplace safety regulations.
C. promote economic activity by removing barriers to trade.
D. limit pollution by setting environmental standards for businesses.

Civil liberties in latin america vary. this means that

The quote below is an excerpt from the charter of the united nations: "the purposes of the united nations are: to maintain international peace and security, and to that end: to take effective collective measures for the prevention and removal of threats to the peace, and for the suppression of acts of aggression or other breaches of the peace, and to bring about by peaceful means, and in conformity with the principles of justice and international law, adjustment or settlement of international disputes or situations which might lead to a breach of the peace . " source:this section implies that the united nations is prepared to do what to keep world peace?

What was the effect of the industrial revolution on the working class ?