The amendments are known as "killers" because they would have to be attached to the treaty itself and thus require renegotiation with the Soviet Union.

Virtually all contracts, financial as well as real economy, would require renegotiation.

It would require renegotiation of the agreement with Minatom, which in the past has been eager to deal with a single Government-backed American buyer.

He said the Danes would seek a "special arrangement," which would require renegotiation with their partners.

Amendments that would impose conditions on the treaty requiring renegotiation with Moscow.

The last three stages would require renegotiation of the Antiballistic Missile Treaty with the Soviet Union.

Such massive deployment, at immense cost, would require renegotiation or abandonment of the ABM treaty in effect since 1971.

Such a condition would have so altered the intent of the treaty that it would have require renegotiation.

Amendments to the text require renegotiation of the treaty with the Soviet Union.

Conditions attached to the resolution of ratification can in some cases also require renegotiation.