When it gets too powerful an out-of-control.
Here is a segment of text from the Declaration of Independence
"That whenever any Form of Government becomes destructive of these ends, it is the Right of the People to alter or to abolish it, and to institute new Government, laying its foundation on such principles and organizing its powers in such form, as to them shall seem most likely to effect their Safety and Happiness."
-http://www.ushistory.org/declaration/document/
Answer:
The term "Indochina" originally referred to French Indochina, which included the current states of Vietnam, Laos and Cambodia.
Pangu (simplified Chinese: 盘古; traditional Chinese: 盤古; pinyin: Pángǔ; Wade–Giles: P'an-ku) is a primordial being and creation figure in Chinese mythology who separated heaven and earth and became geographic features such as mountains and rivers.
i hope this helps!
"<span>writing system not yet deciphered" and "city states ruled by kings" would be the best options, since although we are able to form rough translations of their writing, we are nowhere near fluency. </span>