Prince Charles has unveiled a plaque at the restored and renamed Redhouse Town Hall in Merthyr Tydfil.
He told onlookers he is "very impressed" with the building.
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A mild night with heavy showers spreading to most parts by the early hours!
Tata UK's chief executive told ITV News they have great faith in the Port Talbot workers helping to make the company a success.
First Minister Carwyn Jones told ITV News the deal between Tata and the unions