Brazilian monitor Parnaíba (U17)

Parnaíba (U-17) is a river monitor of the Brazilian Navy. She was built for the navy in Rio de Janeiro and commissioned on 9 March 1938. She participated in the Second World War and is currently the world's oldest commissioned warship still in active service. She is assigned to the Mato Grosso Flotilla.

Brazilian monitor Parnaíba (U17)

Parnaíba (U-17) is a river monitor of the Brazilian Navy. She was built for the navy in Rio de Janeiro and commissioned on 9 March 1938. She participated in the Second World War and is currently the world's oldest commissioned warship still in active service. She is assigned to the Mato Grosso Flotilla.