What effect did the Columbian Exchange have on slavery in America? A. Slavery decreased because the introduction of horses decreased
the need for manpower.

B. Slavery increased because workers were needed to grow
sugarcane.

C. Slavery increased because workers were needed to run machines
in factories.

D. Slavery decreased because the introduction of European diseases
decreased the slave population.

Which of the following was a difficulty faced by the ottoman empire in the 1700s and 1800s?   a.  financial independence      b.  lack of trained artisans      c.  refusal to trade with other nations      d.  rebelling ethnic groups

:) during the cold war, people were afraid of communists, both outside and inside the united states. the red scare and mccarthyism that grew out of these fears were damaging to the american way of life. during the mccarthy years, many of the freedoms guaranteed in the bill of rights were limited. write a paragraph explaining what lessons can be learned from the mccarthy era about what u. s. citizens need to protect in order to preserve the democratic political system and the american way of life.

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