Also , in the aftermath of the 1973 energy crisis , USAEC made its provision of fuel to third countries subject to availability .
However , after India tested a nuclear device in 1974 , the U.S. slowed down and eventually halted nuclear cooperation with Brazil .
Also , in the aftermath of the 1973 energy crisis , USAEC made Brazil 's provision of fuel to third countries subject to availability .
However , after India tested a nuclear device in 1974 , the U.S. slowed down and eventually halted nuclear cooperation with Brazil .