The reason that federal courts do not try these cases is because there are already special courts just for these types of cases.
Supreme Court justices, court of appeals judges, and district court judges are nominated by the President and confirmed by the United States Senate, as stated in the Constitution. The names of potential nominees are often recommended by senators or sometimes by members of the House who are of the President's political party.
Answer:
I think they opposes it because of Political Reasons as they thought it would hurt them and bring them down.
A drawing of the earth onto a two-dimensional surface is called a(n) = Projection