He said China favors a treaty banning the use of arms in space.

A treaty banning chemical weapons went into effect last year.

The meeting also called on the two countries to sign the international treaties banning the testing and spread of nuclear weapons.

This treaty would ban the use of weapons against satellites or other spacecraft.

The finding could affect the Senate's vote on a treaty banning poison gas.

We are going to ratify a treaty banning nuclear tests.

The 1972 treaty banning biological weapons does not provide for verification.

The treaty does not ban the use of anti-tank mines.

Instead, these five countries want the organization to negotiate a treaty banning bribery.

But an effort to persuade both countries to sign a treaty banning nuclear tests has lost momentum recently.