USSR
Set to 69 different clues across 89 published puzzles, most often "Back in the ___" — The New York Times, Tuesday, 16 November 2010.
4 letters
Every clue on record, most used first
- "Back in the ___"5 times
The New York Times — Tuesday, 16 November 2010
- Cold war inits.4 times
The New York Times — Sunday, 23 March 2008
- The Beatles' "Back in the ___"3 times
The New York Times — Monday, 10 September 2007
- Lenin's land, for short2 times
The New York Times — Monday, 16 August 2010
- Soyuz launcher2 times
The New York Times — Sunday, 29 June 2008
- Gorbachev was its last leader: Abbr.2 times
The New York Times — Monday, 29 May 2006
- Cold war initials2 times
The New York Times — Tuesday, 17 January 2006
- Red letters?2 times
The New York Times — Friday, 4 February 2005
- Locale in a Beatles song2 times
The New York Times — Sunday, 14 March 2004
- Former empire2 times
The New York Times — Saturday, 23 November 2002
- Brezhnev's land2 times
The New York Times — Tuesday, 22 August 2000
- 1980 Olympics host2 times
The New York Times — Thursday, 28 November 1996