Calder designs a button for the mass protest against the Vietnam War in Washington, D.C., sponsored by the New Mobilization Committee to End the War in Vietnam.
In 1963, Calder completed construction of a large studio overlooking the Indre Valley. With the assistance of a full-scale, industrial ironworks, he began to fabricate his monumental works in France and devoted much of his later working years to public commissions. Calder died in New York in 1976 at the age of seventy-eight.