In other cases, like that of Prince Adam Karol Czartoryski-Borbon, a descendant of Polish royalty now living in London, Nazi German occupation meant the loss of their former palaces and the works of art inside them.

CNN: Art looted by the Nazis: the difficult quest for recovery

The Sokolov archives were handed over to the Russian authorities by Prince Hans Adam of Liechtenstein in September, allowing a detailed comparison to be made.

BBC: Despatches

Prince Hans Adam bought the archives at auction in London in 1990, and has exchanged them for his own family archives which were seized by Soviet troops from a castle near Vienna in the Second World War.

BBC: Despatches

That evening, Prince Hans-Adam II and his wife, Princess Marie von und zu Liechtenstein, invited the Secretary-General and Madam Ban to dinner at their residence, Vaduz Castle.

UN: Secretary-General

Mr. Halman had just returned from a tour of baseball clubs in Italy, the Czech Republic and the Netherlands that included Prince Fielder and Adam Jones, organized by Mr. VandenHurk.

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