<Li> Action off Galveston Light </Li> <Li> Second Battle of Sabine Pass </Li> <P> The Second Battle of Sabine Pass took place on September 8, 1863, the result of a failed Union Army attempt to invade the Confederate state of Texas during the American Civil War . It has often been credited as the most one - sided Confederate victory during the War . </P> <P> France was openly sympathetic to the Confederate States of America early in the Civil War, but never matched its sympathy with diplomatic or military action . After Mexican forces were defeated by French forces in summer 1863, Mexican president Benito Juárez escaped the capital, and the French installed Austrian Maximilian as "Emperor". With a de facto French government bordering Texas on the south across the Rio Grande, the Confederates hoped to establish a formal route between Texas and Mexico by way of which the Confederacy could obtain much - needed supplies . </P>

Who won the second battle of sabine pass