I agree with Jared Diamond that the geographical advantage of the Europeans conquered the Spanish conquistadors. Due to the geographical location in Europe, the country at that time was able to develop weapons and equipment of those days. Another advantage comes from Chinese people in the form of gunpowder and Arab people's technique used to make guns. As there are so many trips during this period, the disease spreads faster and allows some people to build immunity against disease (diamonds).
Francisco Pizarro was born in Trujillo, Spain in 1474. In 1502, he arrived in Hispaniola's Spanish colony, and later he joined Panama's expedition in 1519. I can say that Pikaro's Incan victory is considered the most shocking and incredible military achievement in history. Since Pizarro wants to be famous, he thinks it is wonderful that it conquers the great Inca Empire. His own personal goal is to be wealth and be called great. This time, he intends to conquer Incas like Hernando Cortez crushes Mexican Aztec tribe - he can not pick a better time. In 1525, Pizarro and two ships went to Peru. He returned to Panama where he lived with gold, llama and Indians. In 1528, Francisco Pizarro returned to Spain and received permission from King Spain of King Spain to conquer Peru. Charles provided funds for the expedition. Pizarro returned to Panama to organize the expedition
November 16, 1532: Atahualpa has just won the civil war among the Incas. Holy Roman Emperor Francisco Pizarro representing Charles V of the Holy Roman captured the Inca Emperor Atahualpa at Cajamarca in Peru. Although Atahualba is surrounded by military surrounded by 80,000 soldiers, Pizarro has only 168 Spanish soldiers. Pisaro received ransom of "gold enough to fill in 22 feet long, 17 feet wide, 8 feet high," and then executed Atahualpa. May 1570: The Spaniards in the Philippines understand the annual trading between the Mangian and the Chinese. After the first encounter with the Chinese, Spaniards (under the control of Legazpi) took over Manila. China will return to report the Philippine Europeans, they have silver