January 1, 1811
1811 confrontation between the Ottomans and Saudi State
Battle of Khakeekera
1811 naval battle between Spanish royalists and Buenos Aires revolutionary government
1811 naval action in the Adriatic Sea
1811 amphibious battle of the Napoleonic Wars
1811 battle during the War of Mexican Independence
Pivotal battle in the Mexican War of Independence.
1811 naval battle between US and Great Britain
1811 battle in the Uruguayan struggle for independence
1811 naval battle fought off Tamatave in Madagascar between British and French frigate squadrons during the Napoleonic Wars