The letter delivered Thursday means Iran has rejected the demands of the five permanent members of the Security Council -- the United States , Russia , China , France , Britain -- as well as Germany and Dr. ElBaradei himself , that Iran once again close its uranium enrichment plant at Natanz .
Iran
Natanz
/location/location/contains
Iran
Natanz
/location/location/contains
LOCATION
Iran
LOCATION
United States
LOCATION
Russia
LOCATION
China
LOCATION
France
LOCATION
Britain
LOCATION
Germany
LOCATION
Iran
LOCATION
Natanz