Trade during the colonial times brought which much needed items to europe?

Triangular trade refers to the three legs of the trade system. -The first leg was the of trade was from Europe to Africa where goods were exchanged for slaves. -The second or middleleg of the trade was the transportation of slaves to the Americas

shanghai

explanation:

after fierce fighting, the chinese armies were driven out of the shanghai area by the middle of november 1937. nanking (nanjing), the nationalist capital, fell in mid-december 1937, and the liquidation of that city and its inhabitants became known as the nanjing massacre.

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answer; seasons change because earth tilts on its axis; and the angle of the tilt causes the northern and southern hemisphere to trade places throughout the year;