The encomienda system gave Spaniards the right to demand labor and tribute from Native Americans and Africans. It contributed to the rise of African slavery because it permitted the Spanish to do whatever they wanted to the Africans.
I beilive it is 4- The soviet union had recently begun builiding up a nuclear arsenal of its own.
The Ottoman empire had taxes and restriction on trade in its own territory that influenced and encouraged Europeans to seek new trade routes to other countries like India and China or any other countries in East Asia that is how the ottoman empire influenced the Europeans to explore during those centuries.
A. Banned Chinese immigration to the United States for 10 years
Explanation:
The Chinese Exclusion Act of 1882 suspended Chinese immigration for ten years and declared Chinese immigrants ineligible for naturalization. President Chester A. Arthur signed it into law on May 6, 1882.
Answer:
As the United States' industrial economy grew in the late 1800s, conflict between workers and factory owners became increasingly frequent and sometimes led to violence. The Homestead Strike occurred at the Carnegie Steel Company's Homestead Steel Works in 1892.