21.   China, which like Pakistan has a longstanding rivalry with India, is believed to have supplied technology and materials for the Pakistani nuclear program.

22.   Chinese officials have said they might have to accelerate their own nuclear program if the Americans build an anti-missile shield.

23.   Could North Korea expel the international inspectors and resume its nuclear program?

24.   Do we seek to compel North Korea to live up to its commitments under the non-proliferation pact, or merely to freeze its nuclear program as things stand now?

25.   During that time he is believed to have played a role in the nuclear program.

26.   Egypt has been trying to get Israel to open its nuclear program to international inspections for years.

27.   Even concerted pressure by the United States and Russia would probably not roll back the nuclear programs in India and Pakistan.

28.   Even if the two do a deal, China is virtually certain to rev up its nuclear program, a loss of security all around.

29.   Egypt has also balked, demanding that Israel -- which has not signed the nonproliferation treaty -- be held accountable for its nuclear program.

30.   Egyptian officials have mounted a campaign to persuade other Arab states to withdraw support for the treaty until Israel opens up its own nuclear program for inspection.