mongol invasion, when the invasion happened in the 13th century. the invasion involved Slovakia, Hungary and Poland. some important dates are 1222, 1236-1240. very first invasion was in Russia 1223. where. the mongol invasions occurred in many places. 2 invasions, the central Asia and Russian invasions, has no effect on the Islam religion. 2 invasions that had the a hard impact were in Persia and Iraq. after defeating the Persian empire the mongols moved closer to Baghdad. military unites. they used mongol bow they were primary weapons. the bows were made from wood and bone. quivers containing 60 arrows. bow could shoot 500 meters. the mongols sword was slightly curved. the blades usually 2 feet long. key players. Genghis khan. born in temujin he was the founder of the Mongolian empire. by the end of his life he conquered mos of china and Asia. khan. was the successor of the first leader of the Mongolians. he set out to finish what his father started. lasting effects, after the evasions the islamic world never regained the amount fo power that it used to. agricultural too ka great fall after the invasion. major battles. the battle of legnica was between the mongols and European fighters. it took place near the city of lengica in the Silesia province of the kingdom of Poland.
math and science of Islam. AL jab, title of a math mathematical book written about 820 a.d. the book contained how to solve equations and other math problems. considered the foundation of modern algebra. he was born in a Persian family. he contributed to the mathematics of geography and astronomy. created the basics for algebra and trigonometry. he was a Arab mathematician. he was also a astronomer. he wrote a ton. huge contribution to principles of optics and scientific experiments. aha zen realized that light has its origin outside the observer. that the rays on their way hits the objects and we see an object enter our eyes rays. Aristotle already proposed the idea. it moves slower in dense area. Claudius Ptolemy was a Greek roman citizen of Egypt who wrote in Greek. he was a mathematician and astronomer. a poet Claudius died in Alexandria. the first is astronomical, 2nd is geography 3rd is astrological. the Islamic empire established across Persia, the muddle east, central Asia, north Africa, Iberia and parts of India. Islamic used complex Geometric patterns to decorate their buildings. Muslims scientist used cultures to produce the modern science that we have today.
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