B. Security and national defense
C. Expansion of democracy and human rights
Answer:
by increasing nutrients in the soil. which increased the number of farmers
Explanation:
The Europeans brought technologies, ideas, plants, and animals that were new to America and would transform people's lives: guns, iron tools, and weapons; Christianity and Roman law; sugarcane and wheat; horses and cattle. They also carried diseases against which the Indian peoples had no defenses.
The Arab Spring in Libya deposed Gadaffi of power and began the Libyan Civil War because of the power vaccum left after the death of Gadaffi.
Driven in part by economic concerns, and in part by frustration with the straitened social conditions of the South, in the 1870s African Americans began moving North and West in great numbers. In the 1890s, the number of African Americans moving to the Northeast and the Midwest was double that of the previous decade.
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