The NRP Sagres is a school ship of the Portuguese Navy. She is a steel-built three masted barque, with a sparred length of 89 m, a width of 12 m, a draught of 5.2 m, and a displacement at full load of 1,755 tons. She was launched under the name Albert Leo Schlageter on 30 October 1937 at Blohm & Voss in Hamburg for Nazi Germany's Kriegsmarine. Hers sister ships include Gorch Fock (ex-Tovarishch), USCGC Eagle (ex-Horst Wessel), Mircea, and Gorch Fock II.