Claim: Board of Governors of the International Atomic Energy Agency added countries to the board from 1957 to 1961 classified into different categories such as ten most advanced, continuing members, and elected by the General Conference.
Evidence: 1958 Australia
Brazil
Canada
France
India
Japan
South Africa
USSR
United Kingdom
United States Belgium
Denmark
Poland Argentina
South Korea
Pakistan
Romania
Turkey Netherlands
United Arab Republic
Indonesia
Venezuela
Peru