Where they differ from one another is that a colony is ultimately administrated from the mother country it belongs to, and thus has no say in its governance, whereas in a state they have strong political representation within a nation. ... The United States in the past also maintained several Colonies around the world.
All I know is that Katniss rebelled at the training center by shooting the apple in the pigs mouth with her arrow
They break them down into separate categories so it is more organized and easier to find what you're looking for when reading it.