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
What Hurts the Most fifth entry in the top 10 from T-Pain?" In Sweden, Cascada's cover of "What Hurts the Most" debuted on the Swedish Singles Chart on November 22, 2007 at number five, where it peaked. The song fell to number eight the next week, where it stalled on the chart for three weeks. On December 13, 2007, the song debuted and peaked on the Irish Singles Chart at number six. In the United Kingdom, the song debuted on the UK Singles Chart at number sixteen on December 9, 2007. In the following week, the song reached a peak of number ten. It