The sale and production of Vodka was banned in Russia between 1914 and 1925. The Tsar issued the decree to assist with mobilization as Russia entered the First World War. – WTF Fun Facts
Source: https://www.rbth.com/arts/2014/08/18/when_the_tsar_banned_booze_37603
Japan proposed an amendment to the Treaty of Versailles to abolish all racial discrimination. The US and Australia were the only opposition to it and so it was not included. As a compromise, Japan received a number of Pacific islands instead. – WTF Fun Facts
Source: https://en.wikipedia.org/wiki/Racial_Equality_Proposal
During WWI, there was limited supplies of cotton, so doctors used sphagnum moss for bandages. It can hold 22x its own weight in liquid and is a natural antiseptic. – WTF Fun Facts
Source: https://www.smithsonianmag.com/science-nature/how-humble-moss-helped-heal-wounds-thousands-WWI-180963081/
Magician Harry Houdini took a year off from his performance career during WWI to promote the war effort including teaching soldiers how to get out of handcuffs. – WTF Fun Facts
Source: http://houdini.org/interest.html
The first assassination attempt on Archduke Ferdinand failed spectacularly. The bomb bounced off the car and exploded under the wrong vehicle. The assassin then fled, diving into a nearby dry riverbed and eventually vomiting up his own suicide pill. – WTF Fun Facts
Source: https://alphahistory.com/worldwar1/assassination-in-sarajevo/
There were over 100,000 ‘war’ pigeons used to send messages during World War One with ~95 percent successfully reaching their destination with the message intact.
Source: https://www.historyextra.com/period/first-world-war/winged-warriors-pigeons-in-the-first-world-war/
The balloon lining of every Zeppelin, a German-designed rigid airship used in WWI, was made from the guts of 250,000 cows.
Source: http://www.ptt-museum.dk/en/online_magazine/previous_articles/broadcasting/?id=74