Noun
The act of upheaving, or the state of being upheaved; esp., an elevation of a portion of the earth's crust.
Source: Webster's dictionaryAnyone who knows anything of history knows that great social changes are impossible without feminine upheaval. Social progress can be measured exactly by the social position of the fair sex, the ugly ones included. Karl Marx
Great literature must spring from an upheaval in the author's soul. If that upheaval is not present then it must come from the works of any other author which happens to be handy and easily adapted. Robert Benchley
The vast upheaval of the World War set in motion forces that will either destroy civilization or raise mankind to undreamed of heights of human welfare and prosperity. Arthur Henderson
To be clear, climate change is a true 800 pound gorilla in the room. The effects of global warming threaten global environmental upheaval over the coming century. But for South Florida and the Everglades, it could be our death knell if urgent action is not taken. Debbie Wasserman Schultz
As president, I will bring all the parties and stakeholders together. I am going to come up with a solution that respects the environment and does not cause an upheaval in the economy. Al Gore
Nothing is so common as to see a political upheaval pass practically unnoticed merely because the names of the leaders and their parties remain the same. Constant Lambert