Lusitanic definitions of "Lusitanic" or "Lusitanian" may include medieval-to-modern Galicia, because the Portuguese people and Galician people share close linguistic and cultural ties, including pre-Roman Celtic ones. Modern Portuguese and the Galician language both derive from medieval Galician-Portuguese, and the term is a cultural classification more than a historic–geographical definition. Although, in Ancient Roman times, the Gallaeci were not part of Lusitania province, what became the Galician-Portuguese language developed from Vulgar Latin in Gallaecia, which comprised what is now Galicia, as well as north Portugal, the center of the development of post-Roman Portuguese culture. Later Portuguese use of the name "Lusitania"
RMS Lusitania exchanged between the U.S. and German governments. German Foreign Minister Von Jagow continued to argue that "Lusitania" was a legitimate military target, as she was listed as an armed merchant cruiser, she was using neutral flags and she had been ordered to ram submarines – in blatant contravention of the Cruiser Rules. Von Jagow further argued that "Lusitania" had on previous voyages carried munitions and Allied troops. Wilson continued to insist the German government apologise for the sinking, compensate U.S. victims, and promise to avoid any similar occurrence in the future. The British were disappointed with Wilson over his failure