HeY yOu! HeRe'S tHe AnSwEr:
The Crusades contributed to increase the wealth of the Church and the power of Papacy. The Crusades helped to spread trade and knowledge throughout much of Europe.
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Answer:
True
Explanation:
Dred Scott was Dr. John Emerson’s slave, and traveled with him to Illinois, the Wisconsin Territory, Louisiana, Missouri, and more.
Off there land is the correct answer
I would say 30,000 cause all the next developments were from the 1860's forward and that is when huge growth happened, after 1860.