CNN Security Correspondent David Ensor reports that under United Nations sanctions in place in 1991, the concealment of such materials -- and failure to disclose their presence -- would have constituted violations of Security Council regulations.

But U.S. officials emphasized that this was not evidence Iraq had a nuclear weapon -- but it was evidence the Iraqis concealed plans to reconstitute their nuclear program as soon as the world was no longer looking.

These components show that Iraq was in material breach of damned near every UNSC resolution passed against it since 1991, including 1441.