<em>Surely, mass immigration is a violation of state sovereignty. </em>
<u>Explanation:</u>
<em>State sovereignty is defined as a concept in which the state or the region are in total control of people and the property within their own territory. </em>
So according to the question, if the people living around or sovereignty state are all migrated than there would obviously cause chaos.
<em>There would be no one to run the state or there would not be any sort of activity going on.</em>
There is a large number of volcanoes in the Pacific Ocean which continuously erupts when these volcanoes erupt they cause many earthquake in Ocean . it is dangerous because it can harm and destroy many ships and areas around That volcano