Every Greek man was expected to keep in shape in case he was called up to the military. (War in Greece was almost constant.)
Two of the most important French settlements in Africa were French Sudan and Niger, since these were located in West Africa and provided ample trading opportunities.
No, the courts decision was not fair to him. Dred Scott was told that he would be set free and yet he wasn’t, therefore the decision to have him remain a slave was unfair.
The answer to your question is rubble