Battles on 31 January

13 battles fought (or begun) on 31 January, from 1864 to 2018, in date order. Dates are from Wikidata and are shown only for battles from 1600 onwards with a single exact date. Dates recorded in the Julian (Old Style) calendar are listed under their Julian day and marked.

Which battles happened on 31 January?

The best-known battles on this day (by number of Wikipedia language editions) are Battle of Toba–Fushimi (1868), Battle of Humin-Bolimów (1915), Battle of Kwajalein (1944).

• Battle of Smithfield 31 January 1864 – 1 February 1864United States
• Battle of Toba–Fushimi 31 January 1868Japan · Boshin War
• Battle of Amoaful 31 January 1874Ghana · Third Anglo–Asante War
• Battle of Humin-Bolimów 31 January 1915Poland · World War I
• Battle of Paju 31 January 1919Estonia · Estonian War of Independence
• Capture of Kufra 31 January 1941 – 1 March 1941Libya · Western Desert campaign
• Barvenkovo–Lozovaya offensive 31 January 1942Ukraine · Eastern Front
• Battle of Kwajalein 31 January 1944 – 3 February 1944Marshall Islands · Gilbert and Marshall Islands Campaign
• Battle of Ban Pa Dong 31 January 1961 – 6 June 1961Laos · Laotian Civil War
• Battle of Quang Tri (1968) 31 January 1968 – 6 February 1968Vietnam · Vietnam War
• Tet Offensive attack on the United States embassy 31 January 1968Vietnam
• Battle of Niafunké 31 January 2012Mali · 2012 Tuareg rebellion
• Battle of Aden (2018) 31 January 2018Yemen · Yemeni Civil War