The United States experienced a shock in 1949 when Communists took over which of the following countries?

The major US goal in Vietnam was to:

In reaction to the bombing at Pearl Harbor, Hawaii, President FDR issued Executive Order 9066, which:

When confronted with deciding how best to use the atomic bomb, President Truman opted to:

The following image came from what event?   

How many bits are needed to represent three pieces of information?

To deter the Soviet Union from attaching, the United States agreed to join Canada and Western European countries in a peacetime military alliance called the

Which statement best represents the United States’ response to reports of the German persecution of Jews?

Which of the following is NOT a long-range effect of the Korean War?

The “domino theory” represents what belief?