Our pick of the latest gifts and purchases to enter international museum collections—from Dorothea Tanning's Surrealist terrier to vintage prints by Vivian Maier

Manet’s A Bar at the Folies-Bergère is among 58 works going on a Japanese tour this autumn

André-Marc Delocque-Fourcaud urges Russia to reunite collection in Moscow

An exhibition sheds refreshing new light on the artist’s development

Market is alive and kicking at the top for prime Impressionist works, though Bouguereau's uncomfortably placed, 19th-century Bacchanalian scene failed to sell

Impressionist, Modern and Surrealist art auction makes second highest total for Christie's London at £165.4m, but much of overpriced collection goes unsold

£63m auction total is half that of last year, but bidding from Asia and Russia helps make new record for Oskar Schlemmer and a Venetian view by Monet

Lesser known lots still hold plenty of hammer potential

Exhibition at the Wallach Art Gallery includes works by Manet, Matisse and Mickalene Thomas

In this week’s podcast, hear how the British collector changed his mind and acquired the National Gallery's star attraction

Exhibition in Paris attempts to draw connections between the Impressionist and Pollock, Rothko and friends—with mixed results

Sotheby's sale fell below estimate while Christie’s provided some cheer, showing there is still money in Monet – but only the right one

Works by Manet, Van Gogh and Cézanne will return to France for the first time in more than 60 years

Even without a $150m-plus headliner, the auction topped rival Sotheby’s by $100m thanks to deeper, more even bidding

Sex sells—but only if it is guaranteed

Painting is “one of the most important” by the Impressionist artist to be sold in London in the past 20 years

National Gallery exhibition, which includes Rouen cathedral paintings, reveals another side of French Impressionist

Buyer bidding through advisors Gurr Johns, combined with strong Asian interest, buoys London Impressionist and Modern art sales at Christie's and Sotheby's

We survey the top five results in key markets, from Old Masters to Post-war and contemporary

New York sale results boosted by strong Asian and Russian buying, and shored up by guarantees

Pent-up demand for top material kicks off New York's key auction week, with a $81.3m Van Gogh and records for Léger, Magritte, Man Ray and Vuillard

Discretionary sellers gain confidence in the market and Christie's leads its contemporary sale with Da Vinci—but recent overreaches sound a cautionary note

With three lots making over £20m with fees, Sotheby’s long-winded Impressionist & Modern Art auction improves on 2016 but falls just short of a stiff estimate

Kobro and Strzeminski, Bernd and Hilla Becher, and Pierre-Auguste and Jean Renoir's relationships are each subject to in-depth review

This will be one of three exhibitions on Pissarro in Europe this year, providing unparalleled access to the artist's greatest works

Few books adequately explain Bonnard’s intentions and achievements. A new one is no exception

French masterpiece, which goes on show at Moscow’s State Pushkin Museum this month, has only ever left Paris once before

A book looking at Modern images of prostitutes is lacking in necessary context

A show of the artist's work reveals her proximity to and distance from both modernism and academicism

The big ticket show holds few surprises but plenty of public appeal