A campaign by heirs of Polish aristocrats to recover a palace seized by the communists has exposed Poland's continued failure to resolve the restitution of property to former owners after two decades of democracy. The Branicki family says it has now decided to demand the return of the entire estate at Wilanow Palace,not just family heirlooms and archives as previously planned, due to frustration over lack of progress in a legal battle dating back to 1990. The baroque palace of Wilanow, situated in a rolling green park in a southern suburb of Warsaw and now a museum, has been dubbed...