High Quality Content by WIKIPEDIA articles! The Daughters of the Republic of Texas (DRT) is a sororal association dedicated to perpetuating the memory of Texas pioneer families and soldiers of the Republic of Texas. The Daughters of the Republic of Texas is best known for its role as caretakers of The Alamo. They also operate a museum in Austin on the history of Texas. Membership is limited to descendants of ancestors who "rendered loyal service for Texas" prior to February 19, 1846, the date the Republic ceased to exist and Texas handed over authority to the United States.