21.   And, of course, Russia is a nation that still maintains an enormous nuclear arsenal.

22.   As long as nuclear arsenals exist, Russia and the United States will not be able to do without the ABM treaty.

23.   As the Cold War neared its end, the superpowers moved toward a reduction of their nuclear arsenals.

24.   At no time was either side satisfied that its nuclear arsenal was sufficient to ensure its security.

25.   At the end of the Cold War, President George H. W. Bush announced a unilateral reduction of US tactical nuclear arsenals.

26.   Backers of the treaty contend that it will slow the development of even more destructive nuclear weapons and dissuade Third World nations from seeking to acquire nuclear arsenals.

27.   Ballistic-missile submarines form a critical part of the American nuclear arsenal, and are especially valuable because they are extremely difficult to track when submerged.

28.   Basically, the Israelis regard its nuclear arsenal as their ace in the hole against hostile neighbors that might want to launch missile attacks with chemical or biological weapons.

29.   Beijing has already vowed to respond by expanding its nuclear arsenal.

30.   Besides Japan, laser fusion is being investigated by Britain, France and Russia -- all of which have nuclear arsenals -- and Germany, which has none.