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 "Olympic", sister ship to the "Titanic", rammed into SM "U-103" in the English Channel, sinking the submarine. According to Bailey and Ryan, "Lusitania" was travelling without any flag and her name painted over with darkish dye. One story—an urban legend—states that when Lieutenant Schwieger of "U-20" gave the order to fire, his quartermaster, Charles Voegele, would not take part in an attack on women and children, and refused to pass on the order to the torpedo room – a decision for which he was court-martialed and imprisoned at Kiel until the end of the war. This rumour persisted until 1972,