World War I was the first to make major use of machine guns, which soon showed their defensive qualities.
It was also the first to see poison gas used on the battlefields, a weapon which both sides made use of, and the first to see tanks, which were initially developed by the allies and later used to great success.
Russia mobilized to support Serbia, so Germany declared war on Russia; France then declared war on Germany.
As German troops swung through Belgium into France days later, Britain declared war on Germany too.
In Germany, this belief went further: the war should happen sooner rather than later, while they still (as they believed) had an advantage over their perceived major enemy, Russia.
As Russia and France were allied, Germany feared an attack from both sides. [tags: World War II] - During WWI the Central Powers—Germany, Austria, Hungary and the Ottoman Empire would threaten freedom all over Europe. After the Japanese took control of the Chinese coast and Indochina and cut the road, traffic has increased in importance to China “supplies could come only through the air. Allies trying to end the war and called for an invasion of Japan “invasion of Japan with the code name Operation Olympic....However, later generations of historians have found mileage in revising this view.While the Donkeys have always been ripe for recalibration, and careers built on provocation have always found material (such as Niall Ferguson's ), the centenary commemorations found historiography split between a phalanx wishing to create a new martial pride and sideline the worst of the war to create an image of a conflict well worth fighting and then truly won by the allies, and those who wished to stress the alarming and pointless imperial game millions of people died for.Declarations continued until much of Europe was at war with each other. After the swift German invasion of France was stopped at the Marne, 'the race to the sea' followed as each side tried to outflank each other ever closer to the English Channel.This left the entire Western Front divided by over 400 miles of trenches, around which the war stagnated.To mitigate this threat, the Germans developed the Schlieffen Plan, a swift looping attack on France designed to knock it out early, allowing for concentration on Russia.Rising tensions culminated on June 28th, 1914 with the assassination of Austro-Hungarian Archduke Franz Ferdinand by a Serbian activist, an ally of Russia.Although the build-up to war had included a naval arms race between Britain and Germany, the only large naval engagement of the conflict was the Battle of Jutland, where both sides claimed victory.Instead, the defining struggle involved submarines and the German decision to pursue Unrestricted Submarine Warfare (USW).