Occasionally think that there are no such work has ever taken place. Others think that a atomic bombings of Hiroshima and Nagasaki constitute such an act (though lot of this assessment would depend on the definition of "terrorism" 1 utilized). A threat of marginalized foreign terrorist organization applying nuclear weapons (especially super little ones, like suitcase nukes) has been a threat within U.s. rhetoric & culture since at least a Seventies.

Within June 2002, U.S. citizen Jose Padilla was arrested for allegedly planning a radiological attack on the city of Washington, DC; Padilla is currently (when of 2005) under military arrest as an "illegal combatant".

Around August 2002, the United States launched a program to track & assure enriched uranium from 24 Soviet-style reactors in Xvi countries, sequentially to reduce a chance of a materials falling into the mitts of terrorists or even "rogue states". A number one such operation was Project Vinca, an operation in Serbia "to remove a quantity of highly enriched uranium, sufficient to produce 2-1/2 nuclear weapons from a research reactor near downtown Belgrade" [http://www.state.gov/r/pa/prs/ps/2002/12962.htm].

Sequentially to reduce a danger of attacks utilizing nuclear waste material, European Union Commissioner Loyola de Palacio suggested in November 2002 a creation of most common standards in the European Union, especially in the fresh member states operating Soviet-era reactors, for subterranean nuclear waste disposal.