Succses before the WWI
World War I (often abbreviated as WWI or WW1), also known as the First World War or the Great War, was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918.
World War II (often abbreviated to WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945
USA trow bombs to Hiroshima and Nagasaki
wall that dividing Germany and the end of the socialism
Islamic attack on the World Trade Center
Nuclear power plant accident