Scurvy observed in any organism apart from humans and had been considered an exclusively human disease. Certain birds, mammals, and fish are susceptible to scurvy, but pigeons are unaffected, since they can synthesize ascorbic acid internally. Holst and Frølich found they could cure scurvy in guinea pigs with the addition of various fresh foods and extracts. This discovery of an animal experimental model for scurvy, which was made even before the essential idea of "vitamins" in foods had been put forward, has been called the single most important piece of vitamin C research. In 1915, New Zealand troops in the Gallipoli
Navy of the Independent State of Croatia Navy of the Independent State of Croatia The Navy of the Independent State of Croatia (, RMNDH), was established as the navy of the Independent State of Croatia (, NDH) on 10 April 1941, the date the Axis puppet state was created by the fascist "Ustaše" party from parts of the Kingdom of Yugoslavia, which had been invaded by the Axis powers four days earlier. It consisted of two commands, the Coast and Maritime Traffic Command, and the River and River Traffic Command, and had its headquarters in the NDH capital, Zagreb. The Coast and Maritime Traffic Command consisted of