Mario Soares, who passed away recently, was the former President of which country?

Mario Alberto Nobre Lopes Soares (92), the former President and prime-minister of Portugal, has recently passed away in Lisbon, Portugal.He was one of the founding fathers of democracy in Portugal and as a world figure, deeply appreciated for his contribution to human rights and world peace. For India, he played a central role in the re-establishment of diplomatic relations between Portugal and India in 1974.