World War II marked by 50 to 85 million fatalities, most of whom were civilians in the Soviet Union and China. It included massacres, the genocide of the Holocaust, strategic bombing, premeditated death from starvation and disease, and the only use of nuclear weapons in war. Japan, which aimed to dominate Asia and the Pacific, was at war with China by 1937, though neither side had declared war on the other. World War II is generally said to have begun on 1 September 1939, with the invasion of Poland by Germany and subsequent declarations on Germany by France and the United Kingdom. From
Weather-related fatalities in the United States Weather-related fatalities in the United States Weather-related fatalities in the United States may be caused by extreme temperatures, such as abnormal heat or cold, flooding, lightning, tornado, hurricane, wind, rip currents, and others. The National Weather Service compiles statistics on weather-related fatalities and publishes reports every year. In 2016, flooding was the number-one cause of weather-related fatalities, but over a 30-year period, on average, extreme heat is the deadliest form of weather. This table represents a 6-year period and only a select type of recorded weather events. The data was tabulated by running searches on the specified weather events recorded