had now anchored off the Rio Grande, with the intention of rendering such assistance to the army as might be in his power. A combined expedition with the naval and land forces against the Mexican towns on the river was determined on, and five hundred sailors and marines were landed and organized under the command of Captain Gregory. The movements of some of the old "salts" are stated to have been rather awkward at the first, but they soon learned to maneouvre with the accuracy and precision of landsmen.
It was reported, on the 13th instant, that the Mexiu cans were collecting a large force at Burrita, a small town on the southern shore of the Rio Grande, situate between Matamoras and the Gulf. An expedition was arranged for the capture of the town, but in consequence of the roughness of the bar, occasioned by the unfavorable weather, the boats from the squadron were unable to enter the river until the 15th. On the 14th General Taylor returned to Fort Brown with over six hundred men, mostly volunteers from Louisiana and Alabama, who had just arrived, a train of artillery and mortars, and two hundred and fifty wagons containing army stores. Lieutenant Colonel Wilson crossed the river on the 15th with a battalion of the 1st infantry and three companies of volunteers, and took possession of Burrita without encountering any resistance.
General Taylor was unable to complete his preparations for the capture of Matamoras until the 17th of May. His arrangements having been perfected in the morning of that day, Colonel Twiggs was ordered to cross above the town with the advance, consisting of the light. companies and regular and volunteer cavalry, to be followed by the main body of the army, while Lieutenant Colonel Wilson was directed to move up
