But the West and the U.N.'s International Atomic Energy Agency want greater access to Iran's nuclear facilities to ensure that energy is all that Tehran is seeking.

VOA: standard.2009.09.28

Pakistan is believed to have between 30 and 40 nuclear warheads, according to the U.N. nuclear watchdog, the International Atomic Energy Agency.

CNN: Pakistan: Nuke security fool-proof

The U.N. nuclear watchdog, the International Atomic Energy Agency, has since reported on Iran's efforts to build a more advanced centrifuge such as the P-2.

WSJ: North Korea Nuclear Find Raises Fears It Will Share With Iran

And the head of the U.N. nuclear watchdog arm, the International Atomic Energy Agency, or IAEA, makes it clear he believes sanctions alone will never resolve this issue.

NPR: U.N. Report Due on Iran's Nuclear Progress