Ukraine had every reason to fear tactical nuclear weapons, in a way that America would find hard to understand.

Europe, however, still has different types of tactical nuclear weapons.

What's more, the Bush administration has begun research on a new generation of tactical nuclear weapons.

Ukraine, under an earlier agreement, has sent all its tactical weapons to Russia.

The other four were small tactical weapons of low yield.

"So you support our decision to use tactical nuclear weapons?"

Things are a bit trickier with the tactical nuclear weapons.

Then tactical nuclear weapons would no longer be needed to prevent conventional war, and so on up the scale.

"We have no more tactical nuclear weapons on our territory," he said.

On Sunday, the troops will march, battle and demonstrate tactical weapons.