Слово "upheaval". Англо-русский словарь Мюллера

"Galileo’s arrest threw the Illuminati into upheaval.

To a season of political and social upheaval was added a strange and brooding apprehension of hideous physical danger; a danger widespread and all-embracing, such a danger as may be imagined only in the most terrible phantasms of the night.

Even after enormous upheavals and seemingly irrevocable changes, the same pattern has always reasserted itself, just as a gyroscope will always return to equilibrium, however far it is pushed one way or the other.

The ground beneath them was a bank covered with coarse grass, torn everywhere by the upheavals of fallen trees, scattered with decaying coconuts and palm saplings.

  He imagined himself to be a diplomatist set apart by a special dispensation to watch the end of diplomacy, and pretty nearly the end of the world, in a horrid democratic upheaval.

Even after enormous upheavals and seemingly irrevocable changes, the same pattern has always reasserted itself, just as a gyroscope will always return to equilibrium, however far it is pushed one way or the other.