After antiques are donated to the Victoria and Albert Museum, their 'concealed histories' were exposed, along with how much was known about their acquisition

If no new light can be shed on origins, pieces likely to be handed over to Jewish communities, museums; until now, history of objects only checked if a claim was filed

Baroque painter's 'Lot with his two daughters serving him drinks' was seized from home of an antiques dealer near Padua

Panel finds that historian Max Fischer likely lost 'Siblings,' by Erich Heckel, due to persecution and that the 1913 work in oil belongs to his family

Canvases by Andre Derain were once owned by renowned Parisian gallery owner Rene Gimpel, then seized as spoils after his arrest for joining Resistance to fight Nazi occupation

Early 20th century paintings by Andre Derain were taken as spoils in WWII after their owner, Rene Gimpel, was denounced by a rival dealer for joining the resistance

Jewish woman Lilly Cassirer traded her Pissarro, now valued at $30 million, to Nazis in exchange for exit visas for herself, her husband and her grandson

Family of biochemist and tabletop designer Martha Nierenberg, 96, says they'll continue legal battle for art collection, stolen by the Nazis and still held by Hungary

Paul von Mendelssohn-Bartholdy sold the pastel drawing 'Head of a Woman,' at a loss in 1934 because he feared the Nazis would confiscate his estate

Documentary makers, including two Academy Award winners, accused of illegal excavations while trying to find hoard of valuable stamps stolen from Jews and hidden by Nazi commander