True, that’s what i know of
Back then , the city was shocked by smallpox epidemic. Since smallpox is easily transmitted by contact, overcrowded areas are the perfect breeding spot for smallpox ( they still has not developed small pox vaccine back then)
By the numbers, the WWII was indeed the most deadly war in history as it killed an estimate of 60 to 75 million people. It was the first war that really took multi-continental proportions and affected every country and group of people in the world. It involved around 100 million people and it was marked by mass killings of civilians, like the Holocaust, and atomic bombings. The Soviet Union was the country that suffered the most casualities, civilian and military, losing roughly 15% of its population.
