Possible Clues:

• Gone for good
• Left the country, perhaps
• “It may be argued that the past is a country from which we have all ____” (Salman Rushdie)
• Left for good
• Moved to a new country
• Former British firm getting irritated moved abroad
• Sought greener pastures, perhaps
• Moved to another country
• Upped sticks in ground by unopened house
• State seizing Grand Duke settled abroad