The Battle of Baton Rouge was decided on September 21, 1779 during the American Revolutionary War. Baton Rouge was the second British outpost to fall to Spanish arms during Bernardo de Gálvez' drive into British West Florida. The American Revolutionary War (1775–1783), also known as the American War of Independence, was a war fought primarily between Great Britain and revolutionaries within thirteen North American colonies. ... September 20 is the 263rd day of the year (264th in leap years). ... September 21 is the 264th day of the year (265th in leap years). ... 1779 was a common year starting on Friday (see link for calendar). ... Capitol Building Baton Rouge (pronounced in English, and in French) is the capital of Louisiana, a state of the United States of America, and is the second largest city in Louisiana, behind New Orleans. ... State nickname: Pelican State Other U.S. States Capital Baton Rouge Largest city Baton Rouge due to the evacuation of New Orleans Governor Kathleen Blanco (D) Official languages None; English and French de facto Area 134,382 km² (31st)  - Land 112,927 km²  - Water 21,455 km² (16%) Population (2000... Bernardo de Gálvez Bernardo de Gálvez, Conde de Galvez (23 July 1746 – 1786) was Spanish governor of Louisiana from 1777 to 1785, and Viceroy of New Spain 1785-1786. ... The Battle of Fort Bute signalled the opening of Spanish intervention in the American Revolutionary War on the side of France and the United States. ... The Battle of Pensacola marked the culmination of Spains reconquest of Florida from Britain during the American Revolutionary War. ... September 21 is the 264th day of the year (265th in leap years). ... 1779 was a common year starting on Friday (see link for calendar). ... The American Revolutionary War (1775–1783), also known as the American War of Independence, was a war fought primarily between Great Britain and revolutionaries within thirteen North American colonies. ... Capitol Building Baton Rouge (pronounced in English, and in French) is the capital of Louisiana, a state of the United States of America, and is the second largest city in Louisiana, behind New Orleans. ... Bernardo de Gálvez Bernardo de Gálvez, Conde de Galvez (23 July 1746 – 1786) was Spanish governor of Louisiana from 1777 to 1785, and Viceroy of New Spain 1785-1786. ... Map of East and West Florida in the early 1800s. ...

Moving forward from Fort Bute, Gálvez arrived at Baton Rouge on September 20 and discovered a well-fortified town garrisoned by over 300 regulars. Outflanked by the guns on the fort and unable to advance his own artillery, Gálvez ordered a feint to the north through a forest ringing the town. The British turned and unleashed deadly volleys at this body, but because of the substantial foliage, caused only three casualties. Meanwhile, Gálvez' engineers and siege specialists created a line of trenches and established secure gunpits. Gálvez turned his guns on the fort. The Battle of Fort Bute signalled the opening of Spanish intervention in the American Revolutionary War on the side of France and the United States. ... September 20 is the 263rd day of the year (264th in leap years). ... A ditch with water can be used for drainage and irrigation. ...

The British endured three hours of vicious shelling and then capitulated. Gálvez' surrender terms included the capitulation of the 80 regular infantry in nearby Fort Panmure, present-day Natchez. This arrangement cleared the Mississippi River estuary entirely of British forces, putting the great waterway firmly under allied control. Within a few days of Gálvez' victory, American privateers slipped into Lake Pontchartrain with his blessing and successfully drove British forces from those waters. Natchez is a village located in Natchitoches Parish, Louisiana. ... Length 6,270 km Elevation of the source 450 m Average discharge Saint Louis¹: 5,500 m³/s Vicksburg²: 16,800 m³/s Baton Rouge³: 12,800 m³/s Area watershed 2,980,000 km² Origin  Lake Itasca Mouth  Gulf of Mexico Basin countries United States (98. ... Map showing Lake Pontchartrain Lake Pontchartrain (local pronunciation ) is a brackish-water lake in southeastern Louisiana. ...