...it is stated by Admiral Bailey, on the authority of intercepted correspondence of the enemy, that between April 1 and July 6, 1863, fifty vessels left Havana to run the blockade. The situation of Matamoras was somewhat peculiar. It was the only town of any importance on the single foreign frontier of the Confederacy. Situated opposite the Texan town of Brownsville, on the Rio Grande, about forty mi...