| 2026-03-31 | International Longshoremen's Association, e.g. |
| 2025-03-09 | The "U" of 60-Down |
| 2024-12-09 | The "U" of 22-Down |
| 2024-11-20 | The "U" of 71-Across |
| 2023-06-26 | The "U" of E.U. |
| 2022-10-24 | The "U" of the E.U. |
| 2021-09-16 | Matrimony |
| 2020-03-19 | Strike force? |
| 2019-02-18 | Collective bargaining side |
| 2018-07-24 | Common name for a central rail station |
| 2018-01-24 | State of the ___ |
| 2017-11-27 | Marriage |
| 2017-09-27 | Marriage |
| 2016-03-20 | Requirement for one going into labor? |
| 2014-10-07 | The "U" of E.U. |
| 2013-12-16 | The "U" of U.S.S.R. |
| 2013-10-20 | Group in a striking photo? |
| 2013-08-06 | Confederacy foe |
| 2013-05-24 | 18-Down, for one |
| 2012-10-02 | Coupling |
| 2012-01-23 | The "U" in E.U. |
| 2011-11-21 | The "U" of U.S.S.R. |
| 2011-07-21 | Marriage |
| 2011-04-29 | Civil War side |
| 2011-01-16 | Labor party? |
| 2010-06-23 | Shop group |
| 2010-05-30 | Bargaining group |
| 2009-05-22 | It may be striking |
| 2009-04-20 | The "U" in A.C.L.U. |
| 2009-01-28 | Men in blue |
| 2008-11-05 | Grant's side |
| 2008-09-30 | Bargainer at strike talks |
| 2008-08-28 | ___ Station |
| 2008-08-27 | Shop group |
| 2008-06-06 | Word with card or catalog |
| 2006-12-05 | Teamsters, e.g. |
| 2006-08-04 | Pairing |
| 2006-05-10 | One side in labor negotiations |
| 2004-12-07 | Strike caller |
| 2004-11-21 | Matrimony |
| 2004-09-26 | Coupling |
| 2004-01-11 | Civil War side, with "the" |
| 2003-10-26 | North side |
| 2002-07-28 | Merger |
| 2002-02-25 | The "U" in U.S.S.R. |
| 2002-01-05 | Wedding |
| 2001-09-07 | Collection of chapters |
| 2001-08-08 | See 45-Down |
| 2000-05-31 | Kind of organizer |
| 2000-05-14 | Kind of boss |
| 1999-09-04 | Kind of jack |
| 1999-05-26 | "Local" group |
| 1999-05-07 | Strike force? |
| 1998-09-25 | Student ___ |
| 1998-05-19 | Marriage |
| 1998-03-04 | Kind of jack |
| 1998-02-12 | Blue side |
| 1998-01-16 | Bloc |
| 1997-07-08 | Merger |
| 1997-06-15 | Wedding |
| 1997-03-09 | Kind of suit |
| 1997-02-14 | Coalition |
| 1996-03-25 | Teamsters, e.g. |
| 1995-12-28 | Washington's ___ Station |
| 1995-10-09 | Confederacy's foe |
| 1995-08-02 | Kind of label |
| 1995-02-27 | Kind of label |
| 1994-06-20 | Confederacy's opponent |
| 1994-02-21 | Word with jack or label |