Texas Revolutionary to Republic Timeline By MrsA167 Period: 1836 to 1845 Texas Revolutionary thru Republic Timeline Feb 23, 1836 Battle at the Alamo begins Mar 2, 1836 Texas Declares Independence Apr 21, 1836 The Battle of San Jacinto Oct 27, 1836 Sam Houston becomes 1st President of the Republic of Texas Mar 1, 1837 United States acknowledges Texas as independent Dec 10, 1838 Mirabeau Lamar becomes 2nd President of the Republic 1839 The Treaty of Friendship and Commerce is signed Jan 19, 1839 Austin named the capitol of Texas Dec 13, 1841 Sam Houston takes office for 2nd time Mar 5, 1842 Mexico invades Texas in San Antonio taking 100 prisoners Apr 12, 1844 Treaty of Annexation is signed Jun 23, 1845 Texas becomes the 28th state in the United States REFERENCES: Campbell R. B. (2003). Gone to texas : a history of the lone star state. Oxford University Press. https://www.texasalmanac.com/articles/the-capitals-of-texas