Question

What was the key difference between the government of the Roman Republic and the government of Imperial Rome?

The government of the Roman Republic preferred peace; the government of Imperial Rome was warlike.
The Roman Republic was ruled by elected leaders; Imperial Rome was ruled by leaders who inherited power.
In the Roman Republic, there were written laws; in Imperial Rome there were no written laws.
The Roman Republic was an indirect democracy; Imperial Rome was a direct democracy.
@Paki