1980
Concludes the scale model for A Invenção da Luz [The Invention of Light] penetrable, begun in 1978.

Happening: “Acontecimento Poético Urbano 2 / Esquenta para o Carnaval” [Urban Poetic Happening no. 2 / Warm up for Carnival], at Mangueira Hill.

March 22 – The artist suffers a massive, incapacitating stroke and passes away seven days later at Clínica São Vicente, in Rio de Janeiro.

Ariane Figueiredo - Projeto Hélio Oiticica

Sources consulted for the Hélio Oiticica chronology (1937-1980):
Interviews with César and Claudio Oiticica.
Arquivos Hélio Oiticica (AHO /PHO).
Luciano Figueiredo, Cris Dercon. "Chronology." In Hélio Oiticica. Rotterdam: Witte de
With, 1992.
Frederico Morais. Cronologia das Artes Plásticas no Rio de Janeiro 1816-1994. Rio de Janeiro: Topbooks 1995.