That depends on the country in which you live and as you have not told us that we can not answer your question. Please do not assume that there is only one legal system in the world, there isn't!
The Court of Appeal is the highest. Under it is the Court of Queen's Bench.
The King was the highest court of appeal in India in the era 1206-1526 AD.
Yes.
The highest court in any state is the state's Supreme Court. So, the Georgia Supreme Court.
Provincial Court
Appeal it to the next highest level court - County Court - Circuit Court - District Court - whatever.
The highest court of the land - The Supreme Court of the United States.
If the court of a member state decides it's necessary,it may ask the ECJ to take a look at the case. If the national court doesn't think the ECJ is needed, there is no problem. So the national court has a right to go to the ECJ.If the ruling of the national court bears negative consequences for the individual, he or she can't directly appeal to the ECJ. The individual needs to proceed to the highest court of appeal in the particular member state before going to the ECJ.
Which is "our country" - - You are in a world wide arena here
Privy Council Appeal Courts Commissioner Court Supreme Court Magistrate Court Juvenille Court
If they were dissatisfied with the conduct of the trial, or believe that it's outcome was contrary to law, they can appeal the findings to the next higher court, i.e.: the Court of Appeals.
If an individual decided to appeal a court-martial, it would come before the Court of Military Appeals. It is a civilian court made up of three judges.