Supporters typically supported the ideas of containment and domino theory.
Vietnam "hawks" or supporters of the war wanted to see Communism defeated. The war with Vietnam provided an opportunity to contain and possibly destroy Communism. They supported an "any means necessary" approach to defeat Vietnamese aggression which pulled us into war.
It did not follow “separate but equal” rule
...represented differences of opinions over which issues?
Answer: Taxation and representation
Hope this helps :)
I took the test with this question, and this was answer.