The American artist who dared to go against the grain

Landscape by the war leader could fetch £2.5m at auction next month

Waldemar Januszczak reviews Mixing It Up at the Hayward Gallery

Bernardo Bellotto (1721-80) is an indistinct presence in the annals of art.

For once a show of the portrait artist’s work that doesn’t feel like visiting a naturist camp — with your clothes on

They cooked, they cleaned — no wonder it took so long to discover the work of women such as Sophie Taeuber-Arp

She is one of the most important artists working in Britain today — she’s brilliant, intense and a bit bonkers. Why is she so perversely overlooked?

Our greatest museums and galleries have been tested like never before. Only one hasn’t put a foot wrong

Artangel’s latest project whips up dystopian fears at an abandoned military base

The symbolist artist runs riot in these illustrations of classic tales