The world is now a nuclear world.
Cold War
World War 2 and the Holocaust was the result.
World War I broke out in 1914 as a result of the assassination of Archduke Franz Ferdinand.
The world doesn't 'need' war. War is the result of a breakdown in relations between countries.
World War I was the end result of an assassination in Serbia and the alliance between Germany and Austria-Hungary. According to history, France supposedly feared a united German state. World War II was the result of Hitler rallying the German people to rise from the ashes and create an empire that would last for a thousand years.
Nuclear bombs were used in world war II but not in world war I
The world entered the nuclear age and the Cold War began.
Poland, Germany
World war two had Adolf Hitler in charge and it was about 1940s and in world war 1 it was in the 1915s
Pearl harbor was a part of world war 2
because it envolved different nations from around the world hence the name world war.
There were 4 dynasties that fell as a result of World War I -Germany -Austria -Russia -Turkey Hope it helps