Bryson Moses - Revolution/Republic Timeline By bry423 Feb 23, 1836 Battle of the Alamo Feb 27, 1836 Battle of San Patricio Mar 2, 1836 Texas Declares their Independence Mar 2, 1836 Battle of Agua Dulce Mar 19, 1836 Battle of Coleto Apr 21, 1836 Sam Houston orders an attack on San Jacinto Apr 22, 1836 Santa Anna is captured by the Texan Army. May 14, 1836 Santa Anna signed the Treaty of Velasco ending the war and securing Texan independence. Sep 5, 1836 Sam Houston was elected the first President of the Republic of Texas Mar 3, 1837 President Martin Van Buren officially recognized the Republic of Texas as an independent nation in March 1837 Apr 19, 1837 The Texas capital was relocated to Houston Dec 10, 1838 Mirabeau B. Lamar becomes the second President of the Republic of Texas Dec 10, 1838 Sam Houston's first term ends Jun 20, 1841 Mirabeau B. Lamar sent the Texan Santa Fe Expedition Dec 13, 1841 Mirabeau B. Lamar term ends Dec 13, 1841 Sam Houston is elected for his second term Sep 11, 1842 Mexican forces captured San Antonio Sep 17, 1842 Texans win the Battle of Salado Creek retaking San Antonio Dec 9, 1844 Sam Houston's second term ends Dec 9, 1844 Anson Jones is elected the third president of Texas Mar 1, 1845 President John Tyler signed the Joint Resolution for Annexing Texas Feb 19, 1846 President Anson Jones term ended with the transfer of power to the U.S Apr 25, 1846 Mexican forces attacked U.S. dragoons in the disputed zone Apr 25, 1846 Battle of Palo Alto May 13, 1846 The U.S. Congress officially declared war on Mexico