• Mid-1970s -- With U.S. backing , Iran begins developing a nuclear power program . Iran began building a nuclear power program in the 1970s . By the 1990s , the United States was expressing concerns about military uses . The Bush administration wanted to prevent that from happening and sought international support for its efforts.
Iran began building a nuclear power program in the 1970s . By the 1990s , the United States was expressing concerns about military uses . The Bush administration wanted to prevent that from happening and sought international support for its efforts.