1969
Elected to the National Institute of Arts and Letters, New York.
Separates from Helen Frankenthaler.
1970
Moves principal studio to Greenwich, Connecticut. Rothko commits
suicide and Motherwell writes a eulogy delivered January 1971.
Protests Vietnam War by refusing to contribute to federally
sponsored exhibition. Participates in Art Workers’ Coalition
at MoMA.
1971
Divorces Frankenthaler. Appointed distinguished professor
at Hunter College.
Begins sessions with Blackwood Productions for documentary film
on him.
1972
Marries the photographer Renate Ponsold.
Collage retrospective at Museum of Fine Arts, Houston.
Complete etchings for Alberti’s
A la pintura
published by Universal
Limited Art Editions.
Lauwrence Rubins becomes his main dealer (and subsequently
heads M. Knoedler & Co, New York, London, Zurich).
Kenneth Tyler becomes his major collaborator in lithography.
Begins series
In Plato’s Cave.
1973
Begins making etchings on his own press in Greenwich,
with Catherine Mousley.
1974
Emergency hospitalisation. Undergoes major surgery at Mt. Sinai
Hospital, New York, remains on heart drug therapy and monitoring
for remainder of his life.
1975
Retrospective exhibitions at Museum of Modern Art, Mexico City
and at the Princeton Art Museum.
1976
Retrospective exhibitions in Dusseldorf and Stockholm.
1977
Retrospective exhibitions in Vienna, Edinburgh and Paris.
Begins mural commissioned by the National Gallery of Art,
Washington, D.C.
1978
Retrospective exhibition at the Royal Academy of Art, London.
Receives Grande Medaille de Vermeil de la Ville de Paris. Mural
installed at the National Gallery of Art.
1979
Receives Gold Medal of Honour from Pennsylvania Academy of
Fine Arts, Philadelphia.
Retrospective exhibition, William Benton Museum of Art,
University of Connecticut, Storrs.
1980
Retrospective exhibitions in Barcelona and Madrid. Awarded Gold
Medal University of Salamanca, Spain. Graphics retrospective
Museum of Modern Art, New York, under the auspices of the
American Federation of Arts.
1981
Mayor’s Award, New York.
1982
Opening in November of Motherwell gallery in perpetuity
in the Bavarian State Gallery of Modern Art, Munich.
1983
Writes foreword to
Abstract Expressionist Painting
by William C. Seitz, Harvard University Press.
1986
Recipient of gold medal from king Juan Carlos of Spain.
General health begins to decline.
1990
Enters Greenwich Hospital after suffering a stroke. Recuperates
and enjoys an intense period of painting in 1991.
1991
Dies at the age of 76, on July 16th in Cape Cod, Massachusetts.