Sun Yat-Sen was an important figure in the collapse of the Imperial China in the way that he helped the nationalists establish the Republic of China in 1912 when the Qing dynasty lost its power. He was the first president and resigned after a while but the country was a democratic one while the parties existed during his time.
Songhai was invaded by the Moroccans.<span> The Moroccans wanted to control the salt mines.</span><span> They were able to take over Timbuktu and Gao.</span><span> Changes in trade patterns completed Songhai’s fall.