Perhaps the greatest way in which these two time periods were similar is in terms of intolerant attitudes. Both we periods of great discrimination against minorities and women. The 1950s saw far more of a literary revival than the 20s.
On June 1914 group of six Austrians gather to assassinate Archduck but failed. The reaction among the people in Australia was mild and indifferent. This was the trigger to World War I. Russia declared mobilization in a month. Germany declare war on Russia a month later in August. While Japan entered the war on the side of allies on 23August. France began full mobilization on 1 August and on 3 August Germany declared war on France. Belgium and Luxembourg dead soon without struggle.