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Portuguese Prime Minister Antonio Costa attends a ceremony marking the World Portuguese Language Day at Centro Cultural de Belem in Lisbon, Portugal, on May 5, 2021. (Photo by Pedro Fiuza/Xinhua)
Portuguese Prime Minister Antonio Costa attends a ceremony marking the World Portuguese Language Day at Centro Cultural de Belem in Lisbon, Portugal, on May 5, 2021. (Photo by Pedro Fiuza/Xinhua)