Why did Genghis khan burn cities?

Who is the Herald Of New Age In India? What did myths and stories about the gods help explain to the ancient Egyptians? What airplanes were in d-day? What did William McIntosh do in the Indian removal act? Who was the scientist who first suggested that the earth was the center of the universe? Was bloody Mary the first woman to reign? Who was the leader of the united kingdom during the bombing of pearl harbor? What invention made possible factories in the city during the industrial revolution? Mali controlled the trade of what resources? What was the sixth crusade about? Was jesus arrested by the romans? Was Nixon's policy of detente good or bad for the US? How might your life be different had George 3 accepted the olive branch petition? Did the Moors persecute Christians? What provided markets for new inventions and industrial goods? What were the achievements of Han Dynasty? What nationality is the surname Gillispie? What was the name of the war the us fought the British? How do you say My eyes in German? What country are pumpkins from?