Answer:
<em>Involuntary</em>
Explanation:
The Little ice age made the Baltic Sea freeze over, maybe it was climate change and we still don't know why it happened in the first place.The Little nice age started in Europe 1300 AD and then expanded it lasted until about 1850 AD.
They always had small pox
Well one reason could be that nobody is at a higher status than another so there's little chance of a dictatorship or anything. A different reason is a balance of power leaves no desire to gain more from unfairness.