sentences:  The Texas Navy, Texas Army, and Texas Militia were officially established on September 5, 1836 in Article II of the Constitution of the Republic of Texas.The Texas Navy and Texas Army were merged with the United States Armed Forces on February 19, 1846 after the Republic of Texas became the 28th state of America.The Texas Navy descended from the Texian Navy, which was established by the Consultation of the Republic of Texas on 25 November 1835 to aid the fight for independence from the Centralist Republic of Mexico in the Texas Revolution.