21.   Nuclear weapons scientists could use it to hone their skills after an anticipated international ban on nuclear weapons tests.

22.   On the use of children as soldiers, the report said the United States stands virtually alone in opposing an international ban.

23.   Republicans in Congress, for instance, have introduced legislation to overturn U.S. participation in the international ban on the production of chlorofluorocarbons, or CFCs.

24.   Such simulations have always been conducted by weapons laboratories here and in Russia, but they have become crucial because of the international ban on conducting tests.

25.   The goal, as framed by Muller and Gebauer, was an international ban on antipersonnel land mines.

26.   The three nations are joining forces this year to fight the international ban on the sale of ivory.

27.   The U.S. Senate may push off until tomorrow a vote on a measure that would end U.S. participation in an international ban on selling arms to the Bosnian government.

28.   Twenty-four countries have called for an international ban.

29.   President Clinton chose to compromise that authority when he declined to sign on the United States to the international ban on land mines.

30.   A conservation group on Friday urged that Japan be excluded from trading in ivory even if an international ban is lifted.