Answer:
The Scallop Shell.
The Pearl.
The Mirror and Girdle.
The Rose.
The Pomegranate.
The Dove, Sparrow, and Swan.
Explanation:
These people did invade China, but their raids were not successful.
"<span>Government corruption" is the best</span> option. Throughout history, economic recessions and depressions have been breeding ground for dictators to rise.