The Forum for the Progress and Development of South America (FPDSA; Spanish: Foro para el Progreso y Desarrollo de América del Sur, PROSUR; Portuguese: Fórum para o Progresso e Desenvolvimento da América do Sul, PROSUL) is an initiative proposed by the president of Chile, Sebastián Piñera, together with his Colombian counterpart, Iván Duque, for the creation of an integration body to replace the left-wing Union of South American Nations.