World War I: During the Battle of Sarikamish, Ottoman forces mistook one another for Russian troops. The following friendly fire incident leaves 2,000 Ottomans dead and many more wounded. Date: December 23, 1914 Read more on Wikipedia → 📅 Other events on December 23 📅 Events on this day in 1914 📅 On This Day…

World War I: Australian and New Zealand troops arrive in Cairo, Egypt. Date: December 23, 1914 Read more on Wikipedia → 📅 Other events on December 23 📅 Events on this day in 1914 📅 On This Day (Today)

World War I: Battle of Magdhaba: Allied forces defeat Turkish forces in the Sinai Peninsula. Date: December 23, 1916 Read more on Wikipedia → 📅 Other events on December 23 📅 Events on this day in 1916 📅 On This Day (Today)

Sex Disqualification (Removal) Act 1919 becomes law in the United Kingdom, allowing women to serve as lawyers, civil servants, and in other professions, as well as to serve on juries. Date: December 23, 1919 Read more on Wikipedia → 📅 Other events on December 23 📅 Events on this day in 1919 📅 On This…

Spanish Civil War: The Spanish Republic legalizes the Regional Defence Council of Aragon. Date: December 23, 1936 Read more on Wikipedia → 📅 Other events on December 23 📅 Events on this day in 1936 📅 On This Day (Today)

Colombia becomes a signatory to the Buenos Aires copyright treaty. Date: December 23, 1936 Read more on Wikipedia → 📅 Other events on December 23 📅 Events on this day in 1936 📅 On This Day (Today)

World War II: After 15 days of fighting, the Imperial Japanese Army occupies Wake Island. Date: December 23, 1941 Read more on Wikipedia → 📅 Other events on December 23 📅 Events on this day in 1941 📅 On This Day (Today)

The transistor is first demonstrated at Bell Laboratories. Date: December 23, 1947 Read more on Wikipedia → 📅 Other events on December 23 📅 Events on this day in 1947 📅 On This Day (Today)

Seven Japanese military and political leaders convicted of war crimes by the International Military Tribunal for the Far East are executed by Allied occupation authorities at Sugamo Prison in Tokyo, Japan. Date: December 23, 1948 Read more on Wikipedia → 📅 Other events on December 23 📅 Events on this day in 1948 📅 On…

Korean War: General Walton Walker dies in a jeep accident and is replaced by General Matthew Ridgway in the Eighth United States Army. Date: December 23, 1950 Read more on Wikipedia → 📅 Other events on December 23 📅 Events on this day in 1950 📅 On This Day (Today)