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"
Sinking of the RMS Lusitania Germany declared the seas around the British Isles a war zone: from 18 February, Allied ships in the area would be sunk without warning. This was not wholly unrestricted submarine warfare, since efforts would be taken to avoid sinking neutral ships. "Lusitania" was scheduled to arrive in Liverpool on 6 March 1915. The Admiralty issued her specific instructions on how to avoid submarines. Despite a severe shortage of destroyers, Admiral Henry Oliver ordered HMS and to escort "Lusitania", and took the further precaution of sending the Q ship to patrol Liverpool Bay. One of the destroyer’s commanders attempted to discover