Who was the lady with a amp and a battelfield angel?

The phrase "lady with a lamp" refers to Florence Nightingale, a pioneering nurse known for her work during the Crimean War, where she tended to wounded soldiers and famously made night rounds with a lamp. The "battlefield angel" symbolizes her compassionate care and dedication to improving medical practices. Nightingale's efforts laid the foundation for modern nursing and emphasized the importance of sanitation and patient care in hospitals.