This is encouraging, but it will not have any significant impact on the basic nuclear balance.

But many of the allies have voiced serious concern that the plan could upset the nuclear balance or set off a new global arms race.

Many of the allies have expressed concern that the plan could upset the nuclear balance or set off an arms race.

No new design is likely to tilt the nuclear balance.

This is nothing like the old nuclear balance of terror.

A test ban would destabilise the nuclear balance because neither side could be sure what effect it was having on the other.

Arms cuts do not in themselves assure a safer nuclear balance.

Used to be, I thought the old nuclear balance of power would be enough.

Our mutual security need no longer depend on a nuclear balance of terror.

Can wars be made less likely by new regional nuclear balances of terror?