The Clue
A great deal of Eurasia, once: Abbr. (4 letter answer)
The Answer
SSRS
Tags
Notes
The answer SSRS is seen frequently, appearing about once every 190 puzzles.
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Ukr., etc.
C.C.C.P. units
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Bygone pol. units
C.I.S. members, once
Cold war grp.
Communist federation: Abbr.
Erstwhile grp. of 15
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Former grp. of 15
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Lat. and Lith., formerly
Lat. and Lith., once
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Old political divs.
Former political divs.
Red states?: Abbr.
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Tadzhik and Uzbek: Abbr.
Ukr. and Lat., once
Ukr. and Lith., once
Armenia and Azerbaijan, once: Abbr.
Armenia and Georgia, once: Abbr.
Former union members: Abbr.
Georgia and Moldova, once: Abbr.
Georgia and neighbors, once: Abbr.
Georgia and others, once: Abbr.
Georgia and Ukraine, once: Abbr.
Independence achievers of 1991: Abbr.
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Old Eurasian locales: Abbr.
Parts of Eastern Eur., once
Bygone Black Sea borderers: Abbr.
Cold war-era lands: Abbr.
Part of Eastern Europe, once: Abbr.
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They broke up in 1991: Abbr.
United entities before 1991: Abbr.