The Socialist Federal Republic of Yugoslavia began its own nuclear weapons program in the early 1950s, amid rising tensions with the Soviet Union during the Informbiro period.
To protect Yugoslavia's national sovereignty and gain international status, the regime of Josip Broz Tito began a nuclear weapons program in the early 1950s.
Yugoslavia would later sign the Non-Proliferation Treaty, which caused the program to shut down.
[1][2] Before the Yugoslavian breakup and the Yugoslav Wars, the Yugoslavian government was able to develop and store several different types of chemical weapons such as mustard gas, sarin agent and blister agents.
Mustard gas was prepared and installed at the Prva Iskra factory in the town of Baric.