Question

Which of the following is generally attributed with weakening the centralization of the Tang government and ultimately leading to the decline of the dynasty

Boxer rebellion
Sino-Japanese war
An Lushan rebellion
Opium war

Answer 1

The answer is the An Lushan Rebellion. The rebellion cost the lives of hundreds of thousands. Although the Tang won the rebellion cost them their central government and the military as well as the economy.

Answer 2

An Lushan Rebellion.