Q: What does "marshal" mean in this sentence?
"... seen people harness and marshal the state's power to do unspeakable things..." とはどういう意味ですか?
A: gather or arrange. Similar to harness here


Q: marshal と sergeant はどう違いますか?
A: marshal would be state level, sargent would be local level of police.
Q: marshal と martial はどう違いますか?
A: They are pronounced exactly the same.


Q: What’s the different between a marshal and a sheriff? は 英語 (アメリカ) で何と言いますか?
A: It depends on the country,
but I will assume you mean the USA
The US Marshals work for the courts. They often transport prisoners.

Sheriffs are elected to run police services in an area.
For further details watch the movie Smokie and the Bandit.

The United States is a police state, if you live in the US it is not unusual on one day to see 7 kinds of police. Almost everyone in the US has a huge hand gun, a flack vest, and a badge.

open a phone book and police are the first three pages and include:
Sheriff's office
city police
By law enforcement
State troupers
Highway patrol
Campus police
Transit Police
MiB (Extraterrestrials)
ICE (Immigration)
CBS (customs)
Boarder Patrol
Homeland security
Attorney General
Marshals service
Secret Service
Coast Guard
Seperate Military Police for Army, Navy, Air Force, Marines and probably the coast guard too. Soon Space Force MPs?

ALL of these can toss your butt in Jail.
Many Americans live in fear and so vote for whomever will get even tougher on crime.
No nation on earth locks up as many of its people and by the way especially minorities and immigrants.


Q: “What did the marshal have to say?”

Is “have to” necessary?
Can I say “What did the marshal say?”?
A: Yes, you can. 同じ
Q: The marshal made the outlaw get out of the town, but he stayed. この表現は自然ですか?
A: I would say "The marshal tried to force the outlaw to leave the town, but he stayed anyway."
Q: The marshal made the outlaw get out of the town, but he stayed. この表現は自然ですか?
A: QAの全文をご確認ください