Emperor Wu of Han, who ruled from 141 to 87 BCE and was born Liu Che, is considered one of the most important leaders in China’s imperial past because he made big changes that shifted power toward the emperor and weakened other strong groups....
Even though it only lasted fifteen years (221–206 BCE), the Qin Dynasty was very important in Chinese history because it was the first time all of China was brought together under one strong central government....


