A constitutional referendum was held in Ivory Coast (which included Upper Volta at the time) on 21 October 1945 as part of the wider French constitutional referendum. Both questions were approved by large margins. Voter turnout was 74.9%.[1]
Results
Question I
Do you agree that the assembly now elected will serve as a constituent assembly?
Choice
Votes
%
For
2,420
92.6
Against
194
7.4
Invalid/blank votes
116
–
Total
2,730
100
Registered voters/turnout
3,646
74.9
Source: Sternberger et al.
Question II
Do you agree that until the enforcement of a new Constitution, public affairs will be organised according to the proposal of the law which you find reproduced on the rear of the ballot?
Choice
Votes
%
For
1,782
68.7
Against
812
31.3
Invalid/blank votes
136
–
Total
2,730
100
Registered voters/turnout
3,646
74.9
Source: Sternberger et al.
References
^Sternberger, D, Vogel, B, Nohlen, D & Landfried, K (1969) Die Wahl der Parlamente: Band II: Afrika, Erster Halbband, p675 (in German)
Africa portal 
Politics portal 