The calendar year of 1920 ended up being memorable for a number of events. In that year, the Mexican Revolution happened and by the end of the year there is a change of govt and there was also the Irish war of independence. During the year there were numerous local regional battles and skirmishes within Europe after the end of World War One. The Treaty of Versailles which terminated that conflict becomes effective on January 10th, technically putting an end to WW 1. Nonetheless, on March the 19th the United States Senate refused to ratify the Treaty of Versailles. On January 16, The League of Nations Covenant will come into play with the organisation having the first council conference in Paris, France. Additional clashes during the year involved the Palestine riots on April the 4th with physical violence ocurring between Arab and Jewish people in Jerusalem where nine are killed as well as 216 injured. There ended up being a bombing on Wall Street in New York using a explosive device in a horse wagon blowing up as you’re watching JP Morgan Building, murdering 38 as well as wounding 400. During February Adolf Hitler presented his National Socialist Program in Munich to the German Workers’ Party that renames itself to be the Nazi Party. On September 29, Adolf Hitler makes his first public appearance within Austria, with talks in Vienna, Innsbruck and also Salzburg.

There had been quite a few natural disasters during 1920 which included on February 20th, an earthquake affects Gori inside the Democratic Republic of Georgia resulting in the fatality of 114 people. On January 3 the Xalapa earthquake within Mexico will kill around 600 people, which makes it the second deadliest earthquake in Mexico’s record. On March 28th, the Palm Sunday tornado outbreak affects the Great Lakes region and the Deep South of the US leading to quite a few deaths, injuries, and a lot of property damage. On December 17th the Mendoza quake of magnitude 6.0 resulted in the deaths of around 200 persons in Mendoza Province, Argentina.

Various other noteworthy occurrences during 1920 involved the conclusion to the Spanish Flu epidemic with an approximated 17 to 50 million deaths. This is the last global pandemic before the 2009 h1n1 virus epidemic which occurs nearly ninety years afterwards. During August the 1920 Summer Olympic games were held in Antwerp, Belgium. This has been the earliest Olympic games which the emblems of five interlock coloured rings and the connected flag were showcased for the first time. It became the well-recognised representation of the Olympic movement. On May 16 above 30,000 individuals attended a commemoration in Rome for the Canonization of Joan of Arc including 140 descendants of Joan of Arc’s family. Pope Benedict XV presided across the rite, that the inside of St. Peter’s Basilica in Rome was richly decorated on the event. In late July and early August the earliest ever World Scout Jamboree is held in Olympia, in London. On October 31st 1920, Dr. Frederick Banting in Canada first writes in his notes his awareness regarding how to isolate insulin to treat diabetes. It was not until two years later that the initial successful human trial of insulin occurred.