Johnson was in a rough spot as president. He came into office immediately following the death of Kennedy, who had started Civil Rights legislation. Johnson did a great job of advancing that legislation in the form of the Civil Rights Act.
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Answer:
However
Explanation: If this is an ELA or grammar question however is a good conjuction too use
Answer:
checks and balances. I believe that is what you want
Explanation:
counterbalancing influences by which an organization or system is regulated, typically those ensuring that political power is not concentrated in the hands of individuals or groups.