pseudoreferendum means A sham referendum. Lexicurio rates it Sui generis — a strength score of 86 out of 100.
Etymology
From pseudo- + referendum.
noun
- A sham referendum.“The region of Papua remained under Dutch control after Indonesia proclaimed its independence in 1945. But it was incorporated into Indonesia in 1969 after a much-criticized pseudoreferendum organized by the United Nations, despite the objections of local liberation groups.”