The fall of the Berlin Wall.
On October 18, 1898, American troops fighting in the Spanish-American War raised the United States flag in Puerto Rico formalizing U.S. control of the former Spanish colony. General Nelson A. Miles had landed approximately 3,500 U.S. troops on the island on July 25. On August 12, Spain and the United States agreed to an armistice; on September 13, the Protocol of Peace was ratified; and on December 10, the Treaty of Paris was signed, ending the Spanish-American War.
José Manuel Morelos y Robles.
The answer is b- buying and selling goods
Answer: The observations the Europeans made did mot fit with what the authorities had described.
Explanation: This helped lead to the Scientific Revolution.
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