Answer:They were surprised because they assumed that the Nationalists would defeat Mao's forces.
Explanation:
A historian compares the events by period since he compares them by time period
One of the main reasons why a historian would use a primary source when studying a historical event is because "<span>C. Primary sources are created by people who actually experienced the event", and they can also be things that happened to be "around" at a certain time. </span>
Answer:
The law abolished the National Origins Formula, which had been the basis of U.S. immigration policy since the 1920s. The act removed de facto discrimination against Southern and Eastern Europeans, Asians, as well as other non-Western and Northern European ethnic groups from American immigration policy.
Explanation:
