| Year |
Date |
SGI Events |
Nuclear-Weapon Related Developments |
| 1957 |
Sep. 8 |
Second Soka Gakkai President Josei Toda delivers an antinuclear declaration at the Mitsuzawa Athletic Stadium in Yokohama, Japan.
 |
By this date, USA, UK and USSR have conducted tests of atomic and hydrogen bombs. |
| 1960 |
Feb. 13 |
|
France explodes its first atomic bomb in the Sahara Desert. |
| 1961 |
Jun. 23 |
|
The Antarctic Treaty making Antarctica the first Nuclear-Weapon-Free Zone comes into force. |
| 1963 |
Aug. 5 |
|
The Partial Test Ban Treaty (PTBT) is signed by the governments of USA, UK and USSR in Moscow. |
| 1964 |
Oct. 16 |
|
China explodes its first atomic bomb at the Lop Nor testing site in Sinkiang Province. |
| 1967 |
Feb. 14 |
|
The Treaty for the Prohibition of Nuclear Weapons in Latin America, or Treaty of Tlatelolco, is signed in Mexico City. |
