on this day, 13 engagements
Battles fought on 21 January
13 engagements in the atlas were fought on 21 January between 1277 and 1968: 11 battles, 1 siege and 1 naval action. Among them: Battle of Khe Sanh (1968).
Engagements by date
| Date | Engagement | Place | War |
|---|---|---|---|
| 21 January 1277 | Battle of Desio | Desio | Q1140335 |
| 21 January 1605 | Battle of Dobrynichi | Dobrun, Bryansky District | Polish–Muscovite War |
| 21 January 1644 | Action off Pipli River | Subarnarekha River | Dano-Mughal War |
| 21 January 1664 | Siege of Berzence | Berzence | |
| 21 January 1757 | Battle on Snowshoes | New York | French and Indian War |
| 21 January 1800 | Battle of St. James | Saint-James | French Revolution |
| 21 January 1810 | Battle of Mollet | Mollet del Vallès | Peninsular War |
| 21 January 1823 | Battle of Moquegua | Moquegua Department | Spanish American wars of independence |
| 21 January 1916 | Battle of Hanna | Hanna defile | Middle Eastern theater of World War I |
| 21 January 1920 | Battle of Marash | Kahramanmaraş | Franco-Turkish War |
| 21 January 1920 | Battle of Shekar Yazi | Shekar Yazi | Simko Shikak revolt |
| 21 January 1941 | British capture of Tobruk | Tobruk | World War II |
| 21 January 1968 | Battle of Khe Sanh | Khe Sanh | Vietnam War |
Only engagements recorded to the day are listed. Dates before 1582 are Julian, as recorded.