1708In the Swedish calendar it was a leap year starting on Wednesday, one day ahead of the Julian and ten days behind the Gregorian calendar. January 1 – Charles XII of Sweden invades Russia, by crossing the frozen Vistula River with 40,000 men. January 12 – Shahu I becomes the fifth Chhatrapati of the Maratha Empire in the Indian subcontinent. February 26 – HMS Falmouth, a 50-gun fourth-rate ship of the line built at Woolwich Dockyard for the Royal Navy, is launched.
1871January 3 – Franco-Prussian War – Battle of Bapaume: Prussians win a strategic victory. January 18 – Proclamation of the German Empire: The member states of the North German Confederation and the south German states, aside from Austria, unite into a single nation state, known as the German Empire. The King of Prussia is declared the first German Emperor as Wilhelm I of Germany, in the Hall of Mirrors at the Palace of Versailles. Constitution of the German Confederation comes into effect.
1854January 4 – The McDonald Islands are discovered by Captain William McDonald aboard the Samarang. January 6 – The fictional detective Sherlock Holmes is perhaps born. January 9 – The Teutonia Männerchor in Pittsburgh, U.S.A. is founded to promote German culture. January 20 – The North Carolina General Assembly in the United States charters the Atlantic and North Carolina Railroad, to run from Goldsboro through New Bern, to the newly created seaport of Morehead City, near Beaufort.
August 20AD 14 – Agrippa Postumus, maternal grandson of the late Roman emperor Augustus, is mysteriously executed by his guards while in exile. 636 – Battle of Yarmouk: Arab forces led by Khalid ibn al-Walid take control of the Levant away from the Byzantine Empire, marking the first great wave of Muslim conquests and the rapid advance of Islam outside Arabia. 917 – Battle of Acheloos: Tsar Simeon I of Bulgaria decisively defeats a Byzantine army. 1083 – Canonization of the first King of Hungary, Saint Stephen and his son Saint Emeric celebrated as a National Day in Hungary.
1866January 1 Fisk University, a historically black university, is established in Nashville, Tennessee. The last issue of the abolitionist magazine The Liberator is published. January 6 – Ottoman troops clash with supporters of Maronite leader Youssef Bey Karam, at St. Doumit in Lebanon; the Ottomans are defeated. January 12 The Royal Aeronautical Society is formed as The Aeronautical Society of Great Britain in London, the world's oldest such society.
1881January 1–24 – Siege of Geok Tepe: Russian troops under General Mikhail Skobelev defeat the Turkomans. January 13 – War of the Pacific – Battle of San Juan and Chorrillos: The Chilean army defeats Peruvian forces. January 15 – War of the Pacific – Battle of Miraflores: The Chileans take Lima, capital of Peru, after defeating its second line of defense in Miraflores.
1737January 5 – Spain and the Holy Roman Empire sign instruments of cession at Pontremoli in the Grand Duchy of Tuscany in Italy, with the Empire receiving control of Tuscany and the Grand Duchy of Parma and Piacenza, in return for Don Carlos of Spain being recognized as King of Naples and King of Sicily. January 9 – The Empires of Austria and Russia enter into a secret military alliance that leads to Austria's disastrous entry into the Russo-Turkish War.
1710In the Swedish calendar it was a common year starting on Saturday, one day ahead of the Julian and ten days behind the Gregorian calendar. January 1 – In Prussia, Cölln is merged with Alt-Berlin by Frederick I to form Berlin. January 4 – Robert Balfour, 5th Lord Balfour of Burleigh, two days before he is due to be executed for murder, escapes from the Edinburgh Tolbooth by exchanging clothes with his sister. February 17 – Mauritius, a Dutch colony since 1638, is abandoned by the Dutch.