MoMA maintains that the Grosz works were never Nazi loot

Museum disputes heirs’ claim for three works by the German painter George Grosz

The story of the US Monuments Men

A collection of essays by museum directors worldwide on restitutions and ownership

Fragile treasure, “Moctezuma’s Crown”, is subject of restitution claims

The painting was stolen from its Jewish owner during the Nazi occupation of France

Since the late 1990s there has been a strong push towards provenance research of collections and museums, and restitution of items that were looted or taken by the Nazis during their period of power

Shakeouts of Nazi-looted occurring increasingly in the marketplace

Treasures lost in the punitive sacking of Maqdala are subject to restitution claims

Strives to break restitution “logjam”

Shelby White returns two two fourth century BC objects

The dictator's works will be returned to his family

The East German intelligence service confiscated hundreds of items in the 1970s and 1980s, which are now being returned to their rightful owners and their heirs

Institution says restitution laws don’t apply as it is a private gallery

Funded by Shelby White amidst controversy regarding the provenance of her personal collection

Increasing numbers of private collectors, dealers, museums, and banks have been buying policies to protect their assets

Former vice-president of the Dutch Supreme Court is named chairman

White's restitution of the illegally excavated objects is a first for the US

The three Rubens paintings will remain with the gallery

They dispute claims made by Julius Schoeps on Picassos in their collection

Old masters, recovered as a result of one of the world’s largest Nazi restitution claims, net $20m

Old masters, recovered as a result of one of the world’s largest Nazi restitution claims, net $20m

The works had been illegally exported or excavated

Heirs of dealer Nathan Katz says 225 paintings were sold under duress

Chicago follows European trend

Georges Jorisch is represented by Randol Schoenberg, the lawyer who last year won his eight-year case against Austria for the return of five Klimts to California resident Maria Altman

The works were part of an estate the collector inherited from her parents

When it comes to returning antiquities from its own collections, Italy drags its feet

Medieval casket returned to UK owner; Czartoryski family to pursue case with support of Polish Ministry of Culture

Te Papa Tongarewa, the national museum in Wellington, will hold them until they can be identified