Finnish artist Jani Leinonen has asked museum to remove the work—with no response

Royal Academy says conservation issues—not restitution fears—mean the ceremonial feast trough can not be loaned

National Gallery’s Sunflowers heads to Japan where it is likely to be seen by around a million people

Book accompanies Paul de Monchaux's new exhibition, a collaboration between his young dealer Megan Piper and Bowman Sculpture

From Condo’s gathering of 52 galleries to a last chance to take a dip into Elmgreen & Dragset’s world at the Whitechapel Gallery

From newly conserved buildings and puppet shows to virtual-reality installations and ballet, across the country the German school is finally getting its due

From Brexit worries to emerging trends, we look ahead at what to expect from the art market this year. Plus, our correspondents pick the must-see exhibitions, fairs and festivals. Produced in association with Bonhams, auctioneers since 1793.

From cross-cultural pollination in Armenia's Christian art to a pagan awakening

The collaboration between Sunpride Foundation and Bangkok Art and Culture Centre explores issues of inclusion in ‘Asia’s Gay Capital’

Exhibition with 60 other loans from the museum will help celebrate the Tokyo Olympics in 2020

Exhibition in London will be largest in 50 years

Museum Frieder Burda in Baden-Baden aims to make the work “accessible to as many people as possible”

Curators discovered old mistake during research for No Man's Land exhibition

A new installation by artist Claude Lévêque is proving controversial since its unveiling on 30 December

The case began when Jarman’s long-term companion Keith Collins lodged a civil action against the art dealer Richard Salmon

French-Tunisian artist’s 'tabula rasa' paintings at Lazinc will challenge “deep-seated preconceptions” about Arabic script

Curators of the Sainsbury Centre exhibition consider her work in relation to darker political concerns

The show promises a continuum in Picasso’s work, a gentle slide, rather than rigidly compartmentalised episodes

From Roma persecution to dreamt-up countries

“You can’t tackle the subject of American western photography without coming to grips with him,” says the shows curator

Fresh takes on Modernism, colour and two giants of American art

Major Leonardo and Rembrandt anniversaries mean a wealth of shows focusing on the Old Masters, but Tintoretto, the Bauhaus or even Bill Viola could be dark horses

As the exhibition opens in Moscow, curators hope a photograph of the missing work might jog the memory of any witnesses

Exhibition of Europe’s greatest female Old Master will include museum's freshly conserved acquisition

Artist’s retrospective encourages viewers to take their time when looking in the modern age

From a busy Bruegel blockbuster to a whimsical Wes Anderson world conjured from the Kunsthistorisches Museum archives

From 3D illusions at Lacma to environmental disasters at the Craft & Folk Art Museum

First-ever exhibition on the Gipsformerei, which copies works for museums and Jeff Koons, will open the James Simon Gallery next summer

MK Gallery in Milton Keynes will also host a George Stubbs survey

Petit Palais exhibition explores the architect's explicit drawings and designs for unrealised buildings including a cow-shaped dairy