Why was china divided into multiple spheres of influence during the mid-19th century?

In 1900, China's glory days were behind her. China was a nation in decline. In 1900 China was heavily controlled by foreign nations who tended to dominate the ports such as Shanghai. China was ruled by the Qing family, though is better known as the Mancha's. 

richard nixon led the investigation that resulted in alger hiss being convicted of prejury.

battle of survival between farmers and the rabbits during the great depression