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Story summary
- The upcoming Senedd election will use 16 new constituencies that each elect six members by proportional representation.
- A YouGov poll conducted 27 April-4 May 2026 with 1,125 adults shows Plaid Cymru at 33% support, ahead of Reform UK at 29%.
- The survey indicates 44% of respondents prefer a single-party government while 32% favor a coalition.
- Respondents cited stopping Reform and immigration as the top issues influencing their vote.
