The brightly coloured painting, depicting the same family scene, has been in private hands for decades, most recently the Chilean Alana Collection

The event will be renamed The Open Art Fair and will launch in March next year

As the Tate Britain show opens, we reveal the inside story of the Tate’s failure to acquire 19 watercolours from a portfolio that turned up in a Glasgow bookshop

Our pick of the latest gifts and purchases to enter museum collections—from a compendium of African American history to the vast archive of an expelled Surrealist

The Finding of Moses, currently on loan at the London museum, is owned by sofa-billionaire Graham Kirkham

Cabinet of curiosities cannot go to US because of tough ivory regulations

Our pick of the latest gifts and purchases to enter museum collections worldwide—from Lee Krasner's record-setting painting to a Hogarth conversation piece

Our pick of the most significant new gifts and purchases to enter museum collections worldwide, from Damien Hirst's placemat portraits to Nari Ward's recycled shoelace installation

The massive work, shown at the 2017 Venice Biennale, re-interprets 19th-century wallpaper depicting native Pacific peoples

Our pick of the most significant new gifts and purchases to enter museum collections worldwide, from Delacroix’s sketchbooks to a pair of Brexit vases

The state has deferred the painting's export licence giving the museum 30 months to find the funds

The Rocket Man will organise a photography exhibition at the London institution with his husband David Furnish

Fig-futures project brings works worth £80,000 to four venues

Our pick of the latest gifts and purchases to enter museum collections worldwide, from Van Dyck’s portrait of a princess bride to a rare painting by a Brazilian Modernist

The US artist’s daughter shares memories behind the sculptures and drawings

The museum aims to show the diversity of the region, where art and cultures have mixed for centuries

She is “relaxed and very stylish” in the portrait

Still Life With Mackerel demonstrates the French 18th-century artist's virtuosity in the genre

Our pick of the most significant new gifts and purchases to enter museum collections worldwide, from a totemic Klansman to the art of colonial Latin America

Portrait of Charles I’s daughter was purchased at Christie’s, London in December

The São Paulo collector James Kung Wei Li, whose father was a Chinese ambassador in South America, says the donation is his family’s repayment for American educational largesse

Liebieghaus sculpture museum says the acquisition of Reiner Winkler’s collection is the largest in its history

Moral painting of Venus and Cupid by the German Renaissance master shows the young god of desire being attacked by bees

The museum will show the underrecognised African American artist's work alongside pieces by his contemporaries

Our pick of the most significant new gifts and purchases to enter museum collections worldwide, from Dalí’s lobster telephone to a bumper gift of indigenous art

Collectors Thomas Druyan and Alice Ladner were drawn by the Saskatchewan museum’s dedication to indigenous and aboriginal art from around the globe

Our pick of the most significant new gifts and purchases to enter museum collections worldwide, from a vintage Hawaiian shirt to an heirloom Chinese art collection

A low-key request from the San Antonio Museum of Art director resulted in a big gift from Lake Taihu near Wuxi

We look back at ten significant gifts and purchases that entered public collections in 2018