(05.04 HC)A significant difference between the social structure of the Roman Republic and the Roman Empire was that the classes of the Roman Empire were more diverse than those of the Roman Republic in the Roman Republic, freed people and slaves were two separate classes there was a new upper class in the Roman Empire in the Roman Empire, people had less opportunities to rise in social status

the effect of the ming leaders banning ships with more than two masts was that there was no further construction of ships masts, because there was a surplus. ming emperors disallowed foreign exploration

a change of venue is the legal term for moving a trial to a new location. a change of venue request because venue is improper means that the removing defendant believes that the case may not be in that venue because it is improper under procedural rules.