Which part of the North American became the center of trade for the colonists I don't need a link. plz a actual answer. Is it north, south or west?

observing traffic laws in exchange for driving on the highway.

the speech convinced americans that the ussr was an enemy, rather than an ally, which led to the creation of the truman doctrine.

on august 14, 1935, the social security act established a system of old-age benefits for workers, benefits for victims of industrial accidents, unemployment insurance, aid for dependent mothers and children, the blind, and the physically handicapped.