Answer:
Railroads
Explanation:
Immigrants from China worked mostly as agriculture laborers on railroad construction.
Answer:
The Mexican army attacked them. The main cause of the war was the westward expansion of the United States. All through the 19th century Americans believed it was their right to expand westward. At the time they believed they could conquer the people already living on the land and take it for the United States.
Explanation:
as Russian was complicated state it was obligated to start changing in order to advance
Answer:
India, Malaysia, The Philippines, Indonesia, Singapore, Brunei, Cambodia and Laos.
Answer:
4
Explanation: It was used as a fighting arena so that others are entertained