What Was the Political Impact of WW1 on Europe?

The first Total War also known as the 'bloodiest' war of the century, WWI proved to have a great impact upon all of Europe. Politically, there is a clear scene of what impact the War had on the main powers in Europe: for some countries, such as France and Britain, the change in regime was merely slight, in Germany rather significant, whereas in Russia it proved drastic and sparked off two revolutions. Hence, there were several common aspects of political impacts, both direct and indirect.
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