political disturbance; political change; change of government; political upheaval; overthrowing of a government; coup d'état; coup; revolution
政変により新たな政権が誕生した。
A new government was born through a political upheaval.
軍による政変が国際社会に衝撃を与えた。
The military coup shocked the international community.
政変の背景には経済的な不満があった。
Behind the political upheaval was economic dissatisfaction.