Final answer:
The 'Stand in the Schoolhouse Door' occurred when Governor George Wallace attempted to prevent desegregation at the University of Alabama by physically blocking Black students from entering, only to be overruled by federal authority.
Step-by-step explanation:
Forrest Gump, a fictional character, is depicted in the film as being present during a well-known Civil Rights event known as the "Stand in the Schoolhouse Door". This event occurred on June 11, 1963, when Governor George Wallace of Alabama stood in the doorway of the University of Alabama to block two Black students, Vivian Malone Jones and James Hood, from enrolling in the school. Wallace's act was a direct challenge to the desegregation of public schools mandated by the federal government. The standoff ended when President Kennedy federalized the Alabama National Guard and a general arrived to ensure the students could enroll.
Wallace's actions were emblematic of the resistance to the Civil Rights Movement, particularly in Southern states. This defiance came nearly a decade after the Supreme Court's decision in Brown v. Board of Education, which declared segregated schools unconstitutional. Thus, the "Stand in the Schoolhouse Door" became a symbolic moment of the struggle between state and federal authorities over civil rights and desegregation.