Mexico responded to this violence with the Decree of April 6, 1830. This prohibited more Americans from immigrating to Texas and set new taxes on commerce. Also, General Antonio López de Santa Anna became the Dictator of Mexico in 1834. The Texans resisted his authority. Stephen Austin, a well-known Texan, was jailed when the Mexican government obtained a letter he had written advising Texans to form their own state. War broke out between the Texans and Mexico soon after. The Texans claiming to be fighting for the restoration of democracy in Mexico, captured the cities of Gonzales, Goliad, and San Antonio. After these initial successes most Texans went home for the winter, leaving only 155 men to protect San Antonio. They were not expecting the Mexicans to return anytime soon. But, on February 23, 1836, General Santa Anna arrived with large force of soldiers and entered San Antonio. The defenders retreated to the Alamo, a former mission near San Antonio. Their leader, Colonel William B. Travis, tried to get reinforcements, but only 32 men from Gonzales were able to come. The Mexican army numbered 2000 men, while there were a mere 187 soldiers and 15 civilians inside the Alamo's walls. Santa Anna's forces surrounded the small mission and repeatedly attacked, but was repelled each time by the Texans. Santa Anna lost many men with each attack, but he pressed the assault. During one such attack, Travis declared, "I shall never surrender or retreat! I am determined to sustain myself as long as possible and die like a soldier who never forgets what is due to his own honor and that