10 April 1961GeneralSithu U Thant
Appointed General Secretary of the United Nations
Historical records for Sweden in 1961, rendered directly from the World History Database and ordered by month, day and event.
Appointed General Secretary of the United Nations
Dies in an aircraft crash while travelling to negotiate a ceasefire in the Katanga conflict.
Appointed Director General of the IAEA
Leads the Agency as its first safeguards system is adopted for application to smaller research and power reactors.
Appointed Director General of the IAEA
The Agency signs a trilateral agreement with the Monaco and the Oceanographic Institute headed by Jacques Cousteau for research on the effects of radioactivity in the sea, leading to the creation of the IAEAs Marine Environment Laboratory
The IAEA opens its Laboratory in Seibersdorf, Austria, creating a channel for cooperative global nuclear research
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