evidence: They have now called for 20,000 new social homes to be built over the next five years. [...] They said they would build 40,000 social homes over a decade and protect new-build social homes from sale for at least 10 years. They added that they were committed to building 12,000 houses a year. Plaid Cymru shadow minister for housing Delyth Jewell said they had pledged to create 50,000 homes over a five-year Senedd term, including 30,000 social homes. She said it would be the biggest public housing programme since the 1970s.