Era 4 Vocab Cards
administrative antiquityaristocracyautonomousbarbarianbureaucrat
canal caravancatastrophechronologyclergycollapse
crusades declinediffusionfeudalismghettohajj
immunity imperialinfluxMonsoon Marketplacemonsoonmosque
patronage Pax Romanaprovincereligious pluralismrestructuresocietal collapse