Political Instability In The 20th Century

Political instability in the 20th century started with the onset of World War 1, which some would call a defining moment of the century one that sowed the seeds not just of the Second World War but of Communism, Nazism, the Holocaust, and the Gulag, among others. Of course all these global events had extreme effect on the volatility of the stock market throughout the century, including the deflation in the 1930s and the inflation of 1970s.
I will start with the 1910s that showed a steady decline in the share prices and triple digit inflation, which triggered a bear market effect that continued throughout the decade due to the onset of World War 1.
The 1920s contained a huge stock market bubble that burst by the end of the decade causing the