Which concept did the maya understand before europeans did?

When were criminals first used to create a system to catch other criminals

In what ways did the compromise of 1850 and the kansas-nebraska act of 1854 differ from the missouri compromise? both compromises used the established 36°30′ parallel to determine if territories would become free or slave states. both compromises used the mason-dixon line to determine if the territories would become free or slave states. both compromises let territories use popular sovereignty to determine if they would become free or slave states. both compromises only granted congress the power to determine if territories would become free or slave states.

The authuor says that in some town hall meeting several thousand citizens might attend and vote . what would you do to make sure a town hall meeting of that many people would run smmothly