upheaval

(noun) a state of violent disturbance and disorder (as in politics or social conditions generally). Synonyms: turbulence, Sturm und Drang. Example: "The industrial revolution was a period of great turbulence."

(noun) a violent disturbance. Synonyms: convulsion, turmoil. Example: "The convulsions of the stock market."

(noun) (geology) a rise of land to a higher elevation (as in the process of mountain building). Synonyms: uplift, upthrow, upthrust.

(noun) disturbance usually in protest. Synonyms: agitation, excitement, turmoil, hullabaloo.