During the 1930s, japan took advantage of china's inner turmoil and annexed which mineral-rich region?
a. tibet
b. manchuria
c. korea
d. mongolia

Match the vocabulary word with its meaning. 1. gender a large-scale spread of a deadly disease 2. pandemic the development and use of machines, devices and ideas to further people's knowledge 3. technology the sex of a person, whether male or female

Which of the following is an effect that constantine's conversion to christianity had on the roman empire?

How did europeans and africans displace native americans in north america’s predominant peoples?