It created tension in the Earth's plates and they moved to form a tsunamai.
I don't know if you have to choose only one answer, because answers 2, 3, and 5. It affected throughout the world, and it also reduced communist nations and changed boundaries.
One of them is specifically in September 22, 2021 and the other is in March but I’m not really sure what day specifically.
Mountains such as the rocky mountains
