Answer:
A referendum is a public consultation that asks the opinion of the entire population on a subject.
Depending on the law that created the referendum it could be just a consultation, but most of the times it's a legal decision that forces the government to act according to the result of the referendum.
There was a good example lately that is still causing problems, the referendum on Brexit in 2016... the government had to act following the result, even though it wasn't its choice. And the issue isn't yet totally solved because no agreement has been reached yet, and it might lead to chaos and have great consequences for the UK.
An urban area that controls neighboring farmland but is not under the control of any empire or another government is called as the city-state. The city-state is like a small country that governs small city or cities and is not being managed by another government.
I think it is D: Excise taxes
Answer:
No person should be submitted to the immense suffering that is perpetrated through slavery.
Explanation:
From the excerpt it seems as if he felt rather deeply about the issue of slavery