- 1924
- E.S. Reddy is born in a small village of Pallapalli in India to E.V. Narasa Reddy, a Gandhian who went to prison in the individual satyagraha in 1941, and Ramamma.
- 1943
- E.S. Redy receives his B. A. from the University of Madras, India.
- 1946
- March, E.S Reddy arrives in US.
Reddy leads an Indian student demonstration organized by the Council in front of the South African Consulate. - 8 November, Reddy meets a delegation of African National Congress (ANC) President-General Dr. A. B. Xuma,
- 1948
- Reddy obtains his M.A. from New York University.
- 1949
- 26 May, E.S Reddy joins the United Nations Secretariat as Political Affairs Officer in the Section for Africa and the Middle East.
- 1956
- November, Reddy is political officer with the United Nations Emergency Force, stationed in Cairo from November 1956 to March 1957.
- 1963
- He is appointed Secretary of the Special Committee against Apartheid.
- 1966
- E.S. Reddy is Appointed Secretary, Committee of Trustees, United Nations Trust Fund for South Africa, established to assist political prisoners and their families.
- 1973
- Reddy is appointed Director, United Nations Educational and Training Programme for Southern Africans.
- 1976
- Reddy becomes the Director of the Centre against Apartheid.
- 1977
- August, He organises the World Conference for Action against Apartheid, Lagos, Nigeria.
- 1981
- May He organises the International Conference for Sanctions against South Africa, Paris.
- 1982
- Reddy receives Joliot-Curie Medal from the World Peace Council.
- 1983
- Reddy is appointed as Assistant Secretary-General of the United Nations in charge of the Centre.
- 1985
- February Mr Reddy retires from the United Nations but continues to work against apartheid, as a member of the Board of Trustees of the International Defence and Aid Fund (IDAF) for Southern Africa and as a consultant to the Chairman of the Special Committee and to the Indian government.
- 1995
- Mr Reddy receives honorary degree of Doctor of Philosophy from the University of Durban-Westville in 1995, in recognition of his contribution to struggle against apartheid and scholarly work on South Africa.
- 2000
- March, Reddy is awarded Padma Sri (India’s national award) by the President of India.
- 2010
- September, E.S. Reddy received the Gandhi Award for Reconciliation and Peace from the Gandhi Development Trust in Durban.
- September, He receives the Sol Plaatje award from the Lenasia branch of the African National Congress (ANC).
- 2020
- 1 November - Enuga Sreenivasulu Reddy passes away in the United States of America