White House Conference on Civil Rights
On June 1 and 2, 1966, President Lyndon Johnson held the White House Conference on Civil Rights—a landmark of a conference that advocated for legislation in the civil rights era. The conference was built on the momentum of the Civil Rights Act of 1964 and the Voting Rights Act of 1965, as its aim was to address discrimination against African Americans.
Source: Wikipedia — White House Conference on Civil Rights (CC BY-SA 4.0)