explain why President Johnson was more successful than President Kennedy in getting domestic reform legislation through Congress?

Please answer each Essay question with 1-2 paragraph ornothing less than 20 sentences per question. Please answer both Essay question separately.
 
1.  explain why President Johnson was more successful than President Kennedy in getting domestic reform legislation through Congress?
 
2. How did Nixon fall from political heights of 1972 to his forced resignation in 1974? What were the political consequences of Watergate?
 
please don’t accept if you can’t get the work done.