What artifact did modern scholars study to them understand hieroglyphics

I remember the artifact being the Rosetta stone, it had the language that they spoke, Greek, and it had Hieroglyphs.

puritans hope this

worcester v. georgia, legal case in which the u.s. supreme court on march 3, 1832, held (5–1) that the states did not have the right to impose regulations on native american land. andrew jackson refused to enforce the ruling, the decision form the basis for most subsequent indian law in the united states.