So we'll start be explaining what a state and a municipality are. A state is pretty commonly known. Its a division of land in the US which its own government. A municipality is a city within a state. So lets explain the relationship. This changes depending on the state. You could think of it as a chain of command with the governor on top. He controls the entire state's budget. This has an effect on every city within the state.
They pledged mutual allegiance
Yes, teens think they have to do something in order to be cool and not get bullied. Like drinking, teens being pressured by their friends to drink and if they don't their not cool, is an example.