The World By alexis tellez Period: Apr 23, 1850 to Apr 23, 1960 The world May 7, 1866 Dynamite Alfred Nobel invented a safe way of using explosives. Apr 23, 1884 Gun Hiram Maxim invented the first machine gun. Jul 28, 1914 WW1 World war one began. Jul 26, 1916 Gas Mask Grarret Augustus Morgan an African inventer invented the first gas mask. Sep 1, 1939 WW2 World War two began.
