HS Tabora
Germany
HS Tabora was a German hospital ship that was sunk on 26 March 1916 in the port of Dar es Salaam, German East Africa, by the Royal Navy battleship HMS Vengeance and protected cruisers HMS Challenger and HMS Hyacinth and the Royal Australian Navy protected cruiser HMAS Pioneer.
Hospital data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).