Southern Democrats
President Lyndon B . Johnson , although a southern Democrat himself , signed the Civil Rights Act of 1964 and Voting Rights Act of 1965 . This led to heavy opposition from both Southern Democrats and Southern Republicans . 
<triplet> Civil Rights Act of 1964 <subj> Lyndon B. Johnson <obj> signatory <triplet> Voting Rights Act of 1965 <subj> Lyndon B. Johnson <obj> signatory