A rare 1922 painting representing the height of the artist’s Neo-Plastic aesthetic will lead Leonard & Louise Riggio: Collected Works at Christie’s New York this May.

Geopolitics interceded. In 1937, two of Mondrian’s paintings had appeared in “Degenerate Art,” a Munich exhibition of works confiscated by the German authorities, essentially blacklisting him.

There’s always something a little magical about a single-owner sale in the auction world, from the dissemination of the Duchess of Windsor’s history-laced jewelry in 1987 to the court-ordered ...

In case of abuse, Once in an art history class, we were learning about the influential 20th-century Dutch painter Piet Mondrian. A founder of the De Stijl movement, Mondrian is best known for his ...