the United States began building a nuclear power program in the 1990s . By recent months , Iran was expressing concerns about military uses . IAEA inspectors visit the Parchin military complex , believed to have been the site of high-explosive tests related to nuclear weapons research . In the 1990s the situation has become increasingly tense .
the United States began building a nuclear power program in the 1990s . By recent months , Iran was expressing concerns about military uses . In the 1990s the situation has become increasingly tense .