patrioctic.
A narcissist.
A person who serves of his or her own free will is officially called a volunteer.
Nationalism -:) welcome.
An independent person
A countryman is someone who lives well away from big towns and cities or someone who has country ways of doing things.A countryman can also be a compatriot, which means someone from the same country. Depending on the context in which the word is being used, such a countryman could either be someone from your own country or someone from the country of some other person who is also being discussed.
A pessimist, or put simply in a higher modality language, suicidal.
Answer I would sugest "A person who has no opinion of their own".
Tell him to get over it as you will not be told who you can and can't like. Has he got a good reason why he hates the person ? if so then ask him what it is then make up your own mind.
A person who goes against their own country is often referred to as a "traitor" or a "defector," depending on the circumstances of their actions.
They are not tourist because they are in their own country.
A person who is disloyal to their own country is typically called a traitor or a defector.
a person disloyal to his own country
A traitor.
Exile
Slave owner
A columnist...?
A narcissist.