Lyndon B. Johnson signed an act into law.
Lyndon B. Johnson . Civil rights bills that he signed into law banned racial discrimination in public facilities , interstate commerce , the workplace , and housing ; the Voting Rights Act prohibited certain requirements in southern states used to disenfranchise African Americans . Johnson is ranked favorably by many historians because of his domestic policies and the passage of many major laws that affected civil rights , gun control , wilderness preservation , and Social Security .