Imi Knoebel has had monographic exhibitions since 1975 in Düsseldorf, Bonn in 1983, and Hamburg in 1992. Imi Knoebel participated in documenta 5 (1972), 6 (1977) and 7 (1982). In 1996, the Haus der Kunst in Munich organised a large retrospective. In 2002, the Kestner Gesellschaft in Hanover celebrated its 75th anniversary with an exhibition of Knoebel’s work. In 2008, the Dia Art Foundation, Beacon, NY, presented his series 24 Farben - für Blinky (1977), and the Neue Nationalgalerie in Berlin showed some of his most important works in 2009. In 2011, Knoebel created six stained glass windows for the Reims cathedral in France. Major exhibitions have followed at Museum der Bildenden Künste Leipzig (2011), Kunstmuseum Wolfsburg (2014), Kunstsammlung Nordrhein-Westfalen in Düsseldorf and the Museum Haus Esters in Krefeld (both 2015), Musée Fernand Léger in Biot, France (2016), Skulpturenpark Waldfrieden, Wuppertal, Germany (2017) and Museum Haus Konstruktiv, Zurich (2018).