The mountainous terrain made city-states become independent from one another.Basically meaning that different city-states did not have any interactions with each other. If so, very little.
It forced auto companies to add safety features to their vehicles, <span>including head rests, energy-absorbing steering wheels, shatter-resistant windshields, and seat belts.</span>
Stutthof concentration camp
It was also the last camp liberated by the Allies on 9 May 1945. It is estimated that between 63,000 and 65,000 prisoners of Stutthof concentration camp and its subcamps died as a result of murder, starvation, epidemics, extreme labour conditions, brutal and forced evacuations, and a lack of medical attention.