Answer:
He supported the complete segregation of public schools.
Explanation:
George Wallace is a politician and former Governor of Alabama. He was known as a supporter of the segregation principle. He was also popular for his "Stand in the Schoolhouse Door" occurrence.
Hence in 1963, while as the governor of Alabama, George Wallace block a doorway of the registrar's office at the University of Alabama because "He supported the complete segregation of public schools, " when the African American black students Vivian Malone and James Hood wanted to enter the University of Alabama.