The Hatvany family, prominent Hungarian collectors and patrons of the arts, lost a vast collection of paintings, porcelain, and cultural objects when their Budapest villa was seized during World War II and later looted amid the chaos of occupation and invasion. More than 1,000 objects remain missing today, and the family's descendants continue efforts to trace and recover this important collection.

When the Nachmann family fled Nazi Germany in 1938, a crate containing four valuable paintings—including works by Renoir and Pissarro—vanished during transit to the United States. More than eighty years later, three generations of the family continue the search for these missing artworks, hoping to recover cherished heirlooms lost during their forced exile.

Fritz and Thea Goldschmidt were prominent Jewish patrons of the arts in Breslau whose extensive collection of Impressionist and Expressionist works was gradually dispersed through forced sales, confiscation, and persecution under the Nazi regime. Deported to concentration camps and murdered in 1944, they left behind a legacy that their descendants continue to honor through ongoing efforts to locate and recover artworks lost from the family collection.

Dr. Fritz Salo Glaser, a German Jewish lawyer and avid collector of modern art, was forced to sell much of his collection under Nazi persecution to support his family and pay discriminatory taxes imposed by the regime. Although he survived the war, many of the works dispersed from his collection remain missing, and his heirs continue efforts to trace and recover artworks lost through decades of persecution and forced sales.

Forced by Nazi persecution to liquidate his Düsseldorf gallery in 1937, Dr. Max Stern lost hundreds of artworks before fleeing Germany and rebuilding his career in Canada. Decades later, the discovery of missing works from his collection led to the creation of the Max Stern Art Restitution Project, which continues to recover and research art lost during the Nazi era.

While Nazi-era art looting has received significant attention, the widespread theft of musical instruments, scores, and other musical materials remains far less understood. Organizations such as Musique et Spoliations are working to uncover this overlooked history, research the thousands of cultural objects seized from Jewish musicians and collectors, and advance efforts to restore Europe's displaced musical heritage.