yes, Britain owns many countries but you have to have a passport to leave your own.
You need a passport when travelling to a country other than your own and when returning to your own country from another country.
The first thing you would need would be a passport. With is being in Greece you can not travel to another country without a passport. Then you would need to just pack your bag.
No you do not. Passports are for entering other countries. The only way you would need a passport to enter an Indian reservation would be if the reservation was in another country.
Absolutely, you need a passport to travel from one country to another.
Yes. Whenever you enter another country by air, you need a passport.
You always need a passport to enter another country
No, you need a passport to enter another country.
If you are flying within the United States, you do not need a passport. If you are flying into the United States from another country, or out of the United States into another country, you need to present a passport at customs.
That would depend on where you originate from. From North America you would need a passport. From a country in the European Union, of which Denmark is a part, you would not need a passport.
Yes, you do. Anytime you go into another country, you need a passport.
No, you will face difficulties. They need to see your entry stamp.
If its going into another country then yes you do.