... of the Mississippi. He invaded west Florida with 1,400 men, Spanish regulars, American volunteers, and colored people. He took Fort Bute, at Pass Manshac (September, 1779), and then went against Baton Rouge , where the British had 400 regulars and 100 militia. The post speedily surrendered, as did also Fort Panmure, recently built at Natchez. A few months later he captured Mobile, leaving Pensacola t...