There is a fact that the causes of World War II are from the end of World War I, which a consequences of ending the frist World War affect to cause World War II. Scroll down for a comprehensive discussion of the causes of World War 1. However, there do exist several facts about it which continue to elude most of the people out there. The war had extremely high casualties over 15 million dead and 20 million injured. The developments of inter-war period helped these germs to grow and lead the world towards the second global war, just 20 years after the end of the first one.

For ending of World War I, The final Allied push towards the German border began on October 17, 1918.

As the British, French and American armies advanced, the alliance between the Central Powers began to collapse. On 4 August 1914, Britain declared war on Germany.

World War I saw a change in warfare, from the hand-to-hand style of older wars to the inclusion of weapons that used technology and removed the individual from close combat. One of the most gruesome Wars of all time, World War 2 is best known for the bombing of Hiroshima and Nagasaki by the United States and the Holocaust - the genocide of six million European Jews by Nazi Germany. 2. The vast majority of the world's countries—including all the great powers—eventually formed two opposing military alliances: the Allies and the Axis.A state of total war emerged, directly involving more than 100 million people from more than 30 countries. Causes of WW1: Alliances. An alliance is an agreement made between two or more countries to give each other help if it is needed.

It became known as The Great War because it affected people all over the world. The face of … When an alliance is signed, those countries become known as Allies. What were the causes of World War One? World War II (often abbreviated as WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945. A number of alliances had been signed by countries between the years 1879 and 1914. World War I was the main cause of World War II, for several reasons. Rise of Nazism in Germany: Extreme and narrow nationalism of Germany, Italy and Japan was one of the chief causes of the Second World War. World War 2 changed the course of history for the world.