1985 Estonian Supreme Soviet election
Results

Party
Votes
%
Seats
Bloc of Communists and Non-Party Candidates
-
99.96
285
Against
-
0.04
–
Total
-
100
285
Registered voters/turnout
-
99.99
–
Source: Liivik
Source: Liivik
Source: Liivik
Source: Liivik

Question: What party contested in the 1985 Estonian Supreme Soviet election winning all 285 seats?
Answer: The Bloc of Communists and Non-Party Candidates was the only party which contested in the 1985 Estonian Supreme Soviet election, and won all 285 seats.