Some countries didn't have stuff that other countries had, so they used to trade to grow their community and for their people to survive. Trading was important to have all their goods they wanted.
Answer:
Plessy v. Ferguson
Explanation:
Plessy v. Ferguson is a legal case in May 18, 1896 in which the U.S. Supreme Court put forward the “separate but equal” that questioned and consequently assessed the constitutionality of racial segregation laws. This case Plessy v. Ferguson assessed the Fourteenth Amendment(1868) equal protection clause that made state laws denying equal protection for black people and white people. It consequently sanctioned all laws that promoted racial segregation by way of unequal treatment of black and white people such as use of separate facilities.
Answer: 1650 according to 3 sources
Explanation:
Mathematics was the tool which scientists used to prove their theories and ideas. Mathematics was able to prove whether an idea a certain scientists had was correct or whether it was wrong. With this they wre able to advance the field very rapidly.
