"Ambuscade" served as the basis for the design by Yarrow of the s which served the Portuguese Navy ("Marinha Portuguesa") from 1933 to 1967. Five vessels were ordered by Portugal in 1932. The first two, NRP "Douro" and "Tejo", which were laid down on 9 June 1932, were sold to the Colombian Navy before their 1933 completion. This was in response to the Colombia–Peru War. Renamed and "Caldas" respectively, they served the Colombians as the . Two further ships were ordered by the Portuguese Navy to replace them. Two of the ships were built at Yarrow's shipyard in Clydebank, Scotland, and the remainder in Lisbon with Yarrow machinery.