Olga's future marriage was the subject of much speculation inside Russia while she was alive. There were stories about matches with Grand Duke Dmitri Pavlovich of Russia, Crown Prince Carol of Romania, Edward, Prince of Wales, eldest son of Britain's George V, and with Crown Prince Alexander of Serbia. Olga wanted to marry a Russian and stay in her home country. During World War I, Olga nursed wounded soldiers at a military hospital until she became ill herself. After that, she managed administrative duties at the hospital.