Opponents of the Civil Rights Act of 1964 inserted the prohibition against in employment in hopes of preventing its passage, thinking that such discrimination was acceptable and that many others agreed with them.

Explanation:

The civil rights Act of 1964 was important civil rights and labour law that outlawed the discrimination based on colour, race, national origin and religion. It also prohibited the racial segregation in public accommodations, employments and schools.  

This legislation was proposed by president John F. Kennedy but he died in November 22, 1963. After him Lyndon Johnson introduced the bill  and got passed by Lyndon B. Johnson and gt passed in senate by 73-27. and by 289-126 in the House.  It was signed into law by Lyndon Johnson on July 2, 1964.

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