Sotheby’s Modern sales in New York will offer a landmark group of works from the esteemed collection of Rolf and Margit Weinberg.

Mr Trump said a portrait by the same artist of former US president Barack Obama was "wonderful" but "the one on me is truly the worst". A portrait of Donald Trump, which he branded "truly the ...

Whether or not you can make it to the blockbuster exhibition on the artist now open at the Palazzo Barberini, here are a ...