During the Civil Rights Movement, various events and legislative actions played crucial roles in advancing the cause of racial equality in the United States. One landmark event was the passage of the Civil Rights Act of 1964, which aimed to eliminate discrimination based on race, color, religion, sex, or national origin. Concurrently, grassroots organizing and protests highlighted the systemic issues of segregation and injustice. Understanding the implications of key figures and events during this era is essential.
Which of the following events is most directly associated with the creation of public sentiment leading to the passage of the Civil Rights Act of 1964?