Who was the citizen who requested that the proprietors take over the Bahamas
NO.
Not automatically.
No. Neither will automatically become citizen of the other country.
If you are a U.S. citizen and the cruise leaves and returns to the same U.S. port you do not need a passport to cruise to the Bahamas.
immigrants who work in America
if you were born in Canada
No, citizenship goes from descent, the parents must be citizens also.
Not if you are a U.S. citizen, but, I would get one anyway!
No - a British citizen is automatically entitled to work in the UK
Yes
Yes.