Final answer:
The early confrontation of the Civil War that escalated in San Antonio without complete compliance with the terms of surrender happened at The Alamo.
Step-by-step explanation:
The early confrontation of the Civil War that escalated in San Antonio without complete compliance with the terms of surrender happened at The Alamo. In 1836, during the Texas Revolution, General Antonio Lopez de Santa Anna and his army successfully besieged and took control of the Alamo, resulting in the death of the defenders, including Davy Crockett and Jim Bowie.