World War I, or The Great War, began in 1914 as a European conflict, it soon turned into a global conflict due to Alliance agreement between countries. The war ended in 1918, as the result, more than 8 million people died, and millions more were wounded, it directly cost all belligerents nearly 82 billion in 1913 dollars, because of the high cost of war, many country were in extreme poverty. On April 6, 1917, the United States stepped into the war and joined its allies, the British, French, and Russian to fight in World War I. Due to the strong economy advantage the United States have at the time from staying neutral and selling ammunition to many countries, it was able to overpower the Central Power, and force the Germany and Austria-Hungary to surrender. The Treaty of Versailles was the peace negotiation agreement between the Central Powers and the Allied Powers that brought World War I to the end, it blamed all responsibility of war on Germany, as the treaty punished the Germany greatly. The Treaty of Versailles pointed the entire fault of war solely to the…