Although trains were invented long ago, what kept them from being really efficient?

How did Louis and Mary Leakey balance each other with their special talents?

Between 1910 and 1920, more than 1 million black people left the South and moved to the North and Midwest to find better jobs, better schooling, and a chance to get ahead.

The establishment of speakeasies in the 1920s was a consequence of which federal government acction?

One specific event that preceded the farewell address and likely influenced president Washington opinions?

What actions did the United States take that Japan claimed provoked their attack Pearl Harbor on Dec 7, 1941?

In the teachings of lao tzu, what is seen as the creative force in the universe through which all things are connected?

Under the encomienda system, a. spanish jesuits undertook the task of converting indians to the christian faith. b. prisoners from spain were sent to work in new world silver mines for periods ranging from seven years to life. c.

What was life like to be an immigrant living in America in the late 1800s

How did the Vietnam war affect immigration to United States in the 1970s

What did james buchanan promise to do? answers?