1938January 1938 January 1 – State-owned railway networks are created by merger, in France (SNCF) and the Netherlands (Nederlandse Spoorwegen – NS). January 20 – King Farouk of Egypt marries Safinaz Zulficar, who becomes Queen Farida, in Cairo. January 27 – The Honeymoon Bridge at Niagara Falls, New York, collapses as a result of an ice jam. February 1938 February 4 Adolf Hitler abolishes the War Ministry and creates the Oberkommando der Wehrmacht (High Command of the Armed Forces), giving him direct control of the German military.
1933January 1933 January 11 – Sir Charles Kingsford Smith makes the first commercial flight between Australia and New Zealand. January 17 – The United States Congress votes in favour of Philippines independence, against the wishes of U.S. President Herbert Hoover. January 28 – "Pakistan Declaration": Choudhry Rahmat Ali publishes (in Cambridge, UK) a pamphlet entitled Now or Never; Are We to Live or Perish Forever?, in which he calls for the creation of a Muslim state in northwest India that he calls "Pakstan"; this influences the Pakistan Movement.
September 2338 – Drusilla, Caligula's sister who died in June, with whom the emperor is said to have an incestuous relationship, is deified. 1122 – Pope Callixtus II and Holy Roman Emperor Henry V agree to the Concordat of Worms to put an end to the Investiture Controversy. 1338 – The Battle of Arnemuiden, in which a French force defeats the English, is the first naval battle of the Hundred Years' War and the first naval battle in which gunpowder artillery is used.
March 15474 BC – Roman consul Aulus Manlius Vulso celebrates an ovation for concluding the war against Veii and securing a forty years truce. 44 BC – The assassination of Julius Caesar takes place on the Ides of March. 493 – Odoacer, the first barbarian King of Italy after the fall of the Western Roman Empire, is slain by Theoderic the Great, king of the Ostrogoths, while the two kings were feasting together. 856 – Michael III, emperor of the Byzantine Empire, overthrows the regency of his mother, empress Theodora (wife of Theophilos) with support of the Byzantine nobility.
January 8307 – Jin Huaidi becomes emperor of China in succession to his father, Jin Huidi, despite a challenge from his uncle, Sima Ying. 871 – Æthelred I and Alfred the Great lead a West Saxon army to repel an invasion by Danelaw Vikings. 1297 – François Grimaldi, disguised as a monk, leads his men to capture the fortress protecting the Rock of Monaco, establishing his family as the rulers of Monaco. 1454 – The papal bull Romanus Pontifex awards the Kingdom of Portugal exclusive trade and colonization rights to all of Africa south of Cape Bojador.
March 5363 – Roman emperor Julian leaves Antioch with an army of 90,000 to attack the Sasanian Empire, in a campaign which would bring about his own death. 1046 – Nasir Khusraw begins the seven-year Middle Eastern journey which he will later describe in his book Safarnama. 1279 – The Livonian Order is defeated in the Battle of Aizkraukle by the Grand Duchy of Lithuania. 1496 – King Henry VII of England issues letters patent to John Cabot and his sons, authorising them to explore unknown lands.
April 221500 – Portuguese navigator Pedro Álvares Cabral lands in Brazil. 1519 – Spanish conquistador Hernán Cortés establishes a settlement at Veracruz, Mexico. 1529 – Treaty of Zaragoza divides the eastern hemisphere between Spain and Portugal along a line 297.5 leagues () east of the Moluccas. 1809 – The second day of the Battle of Eckmühl: The Austrian army is defeated by the First French Empire army led by Napoleon and driven over the Danube in Regensburg.
December 131294 – Saint Celestine V resigns the papacy after only five months to return to his previous life as an ascetic hermit. 1545 – The Council of Trent begins as the embodiment of the Counter-Reformation. 1577 – Sir Francis Drake sets sail from Plymouth, England, on his round-the-world voyage. 1623 – The Plymouth Colony establishes the system of trial by 12-men jury in the American colonies. 1636 – The Massachusetts Bay Colony organizes three militia regiments to defend the colony against the Pequot Indians, a date now considered the founding of the National Guard of the United States.
March 81010 – Ferdowsi completes his epic poem Shahnameh. 1126 – Following the death of his mother, queen Urraca of León, Alfonso VII is proclaimed king of León. 1262 – Battle of Hausbergen between bourgeois militias and the army of the bishop of Strasbourg. 1558 – The city of Pori (Björneborg) is founded by Duke John on the shores of the Gulf of Bothnia. 1658 – Treaty of Roskilde: After a devastating defeat in the Northern Wars (1655–1661), Frederick III, the King of Denmark–Norway is forced to give up nearly half his territory to Sweden.
February 11660 BC – Traditional date for the foundation of Japan by Emperor Jimmu. 55 – The death under mysterious circumstances of Tiberius Claudius Caesar Britannicus, heir to the Roman Empire, on the eve of his coming of age clears the way for Nero to become Emperor. 951 – Guo Wei, a court official, leads a military coup and declares himself emperor of the new Later Zhou. 1534 – Henry VIII of England is recognized as supreme head of the Church of England.