ABM
| Date | Clue |
|---|---|
| 2019-05-05 | SALT subject, for short |
| 2011-03-28 | Defensive weapon, for short |
| 2011-02-01 | Rocket interceptor, for short |
| 2010-03-04 | 1972 treaty subj. |
| 2009-01-13 | 1972 treaty subj. |
| 2006-09-03 | 1972 treaty subj. |
| 2006-02-22 | 1972 treaty subj. |
| 2006-01-06 | Patriot, e.g.: Abbr. |
| 2003-04-30 | S.D.I. weapon |
| 2001-12-09 | 1972 treaty subj. |
| 1996-12-10 | Defense syst. |
| 1994-11-18 | S.D.I. component |