At the end of the world war 1 ( 1914 to 1918 ) , cold war was started which take a look of hot war ' the second world war ( 1939 to 1945 ).
- At the end of the First world war many countries who were under the rule of Colonialism, came out and became independent.
- They had taken a step forward to development.
- World war 1 caused violence and trauma of displacement in many countries.