21.   Enough to bravely stand up to the United States and bar a proposed visit of American nuclear submarines a few years ago.

22.   Even with Litton, it has no expertise in building nuclear submarines.

23.   For one thing, he said, the Pacific port of Vladivostok falls within the proposed nuclear-free circle, and Russia repairs all its nuclear submarines there.

24.   For the Navy, Meridian analyzes secret data on nuclear submarines to remove navigational errors, allowing officers back on land to better understand actual routes.

25.   For more than five years, the United States, Japan and Norway have given Russia money to help dismantle nuclear submarines.

26.   General Dynamics builds nuclear submarines in addition to tank and other combat systems, business jets and command and control systems.

27.   He even spent a night underwater in a nuclear submarine.

28.   He even, ironically, spent a night underwater in a nuclear submarine.

29.   He spent the better part of the year under the Pacific in a nuclear submarine.

30.   He served on the first nuclear submarine, the Nautilus.