The first World War started in July-August 1914. There were two major groups with many powerful countries involved. The countries were Germany, Austria-Hungary and Italy on one side and Great Britain, France and Russia on the other side. Much before the war started, Germany had formulated Schlieffen Plan first in 1905 and modified it in 1911. The plan had assumed that if there was any outbreak of war in Europe, France would automatically join Russia and Germany would …showed first 75 words of 858 total…

…showed last 75 words of 858 total…because France and Belgium put up resistance to protect their countries. This gave enough time to Britain come to help France. French people resisted the advance of Germany with the help of Britain Army because of trench warfare and the usage of guns and tanks. Russia also started war on the eastern front and Germany had to face the armies on both the fronts and could not win the war as per the Schlieffen Plan.