1886January 1 – Upper Burma is formally annexed to British Burma, following its conquest in the Third Anglo-Burmese War of November 1885. January 5–9 – Robert Louis Stevenson's novella Strange Case of Dr Jekyll and Mr Hyde is published in New York and London. January 16 – A resolution is passed in the German Parliament to condemn the Prussian deportations, the politically motivated mass expulsion of ethnic Poles and Jews from Prussia, initiated by Otto von Bismarck.
1894January 4 – A military alliance is established between the French Third Republic and the Russian Empire. January 7 – William Kennedy Dickson receives a patent for motion picture film in the United States. January 9 – New England Telephone and Telegraph installs the first battery-operated telephone switchboard, in Lexington, Massachusetts. February 12 French anarchist Émile Henry sets off a bomb in a Paris café, killing one person and wounding twenty.
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.
1838January 10 – A fire destroys Lloyd's Coffee House and the Royal Exchange in London. January 11 – At Morristown, New Jersey, Samuel Morse, Alfred Vail and Leonard Gale give the first public demonstration of Morse's new invention, the telegraph. January 21 – The first known report about the lowest temperature on Earth is made, indicating in Yakutsk. January 23 - A 7.5 earthquake strikes the Romanian district of Vrancea causing damage in Moldavia and Wallachia, killing 73 people.
1899January 1 Spanish rule ends in Cuba, concluding 400 years of the Spanish Empire in the Americas. Queens and Staten Island become administratively part of New York City. January 2 Bolivia sets up a customs office in Puerto Alonso, leading to the Brazilian settlers there to declare the Republic of Acre in a revolt against Bolivian authorities. The first part of the Jakarta Kota–Anyer Kidul railway on the island of Java is opened between Batavia Zuid (Jakarta Kota) and Tangerang.
1887January 11 – Louis Pasteur's anti-rabies treatment is defended in the Académie Nationale de Médecine, by Dr. Joseph Grancher. January 20 The United States Senate allows the Navy to lease Pearl Harbor as a naval base. British emigrant ship Kapunda sinks after a collision off the coast of Brazil, killing 303 with only 16 survivors. January 21 The Amateur Athletic Union (AAU) is formed in the United States. Brisbane receives a one-day rainfall of (a record for any Australian capital city).
1593January 25 – Siamese King Naresuan, in combat on elephant back, kills Burmese Crown Prince Mingyi Swa on Monday, Moon 2 Waning day 2, Year of the Dragon, Chulasakarat 954, reckoned as corresponding to January 25, 1593, of the Gregorian calendar, and commemorated as Royal Thai Armed Forces Day. January 27 – The Roman Inquisition opens the seven-year trial of scholar Giordano Bruno. February 2 – Battle of Piątek: Polish forces led by Janusz Ostrogski are victorious.