Dred Scott would remain a slave and, as a slave, was not a U.S. citizen and was considered property. The Chief Justice of this case, John Marshall, said that Scott shouldn't have even brought his case to court because he is a slave.
The territories of Poland was known to have expanded as agreed on the Treaty of Versailles right after the first world war. Germany looses most of its territories at that time and some of it were given to the Polish. Poland acquired these German territories: West Prussia, Posen and Upper Silesia.
Declaration of Independence
The correct answer should be an implicit idea found in things such as allegories. It's like watching a fable, it's not really about the animals but rather it has a meaning that is understood by us and that is implicit, not explicitly said. Implicit ideas are common and are used in almost all works of art, from writing to painting to sculpting.