Why did the united states form the southeast asia treaty organization in 1954?

How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more.b-it made cross-country travel too expensive for ordinary americans.c-it decreased the safety of americans who moved to settle the plains.d-it shortened travel time between the east and west for all americans.

President roosevelt launched the bold new programs that became known as the second new deal primarily because

In 1983 nixon became the first us president to