1/18/1919 – Peace negotiations begin in Paris
1/25/1919 – The League of Nations is ratified
2/14/1919 – The draft of the League of Nations contract is completed
2/28/1919 – A fierce campaign against the League of Nation begins in the States
4/28/1919 – The League of Nations is officially established
5/6/1919 – Germany loses its colonies to the Peace Conference
5/7/1919 – The Treaty of Versailles is drafted and presented to the German representatives
6/28/1919 – The Treaty is signed by Germany and the Allies, five years after the assassination of the Austrian Archduke, officially ending WWI