UN General Assembly
1981

192. In 1957 Israel took the decision to build the highly secret reactor at Dimona, in cooperation with France, and in 1958 a reactor with a capacity of 5 megawatts was built at Rishon LeZion in cooperation with the United States. Israeli cooperation in the nuclear field with the Federal Republic of Germany began at the end of the 1950s, through which Israel was provided with an accelerator enabling it to strengthen the department of experimental nuclear physics at the Weizmann Institute. However, Israeli cooperation with the Federal Republic of Germany assumed its official nature only in 1963.