(Wu Wu in early March), April 7, 1978, the United States decided to postpone the period of manufacture of the neutron bomb.

1978, President Jimmy Carter said he had decided to postpone the production of the controversial neutron bomb, but he said that if the Soviet Union did not fulfill the promise of future weapons development restrictions, this decision will be canceled.
Carter said he has ordered the continued production of artillery and short-range missiles can be applied to the neutron bomb head. The neutron bomb can emit deadly radiation. But only generate a relatively small explosion damage. The officials pointed out that this decision is made based on the European allies did not indicate support for the development of the neutron bomb.