Most likely copper, iron, and nickel.
The makeshift hospital had formerly been private buildings and churches that opened their doors for emergencies for the military sick and wounded soldiers. Examples of the converted makeshift hospitals include Ascension, Epiphany, Methodist Episcopal churches in Wahington. The hospitals had an average of five hundred beds, the buildings were not well ventilated and had poor sanitation resulting to typhoid, dysentery and malarial fevers as leading diseases of the war.
Answer:
i think volcanic activity
Explanation:
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Spain justificated the encomienda system claiming it was a way to provide for the natives and to spread Christianity (B).
Although having also used slave labor from Africans, the main labor used on Spanish colonization of the Americas was indigenous peoples forced labor. Encomienda was a right to the forced labor of a group of natives provided by the monarch to the settler. The settler, in his turn, should provide for the workers and teach them the Christian faith.