Where are the Knights Templar headquartered?
Knights Hospitaller
Kingdom of Jerusalem, on the island of  Rhodes, in Malta and St Petersburg
The Order of Knights of the Hospital of Saint John of Jerusalem (Latin: Ordo Fratrum Hospitalis Sancti Ioannis Hierosolymitani; Italian: Cavalieri dell'Ordine dell'Ospedale di San Giovanni di Gerusalemme), also known as the Order of Saint John, Order of Hospitallers, Knights Hospitaller, Knights Hospitalier or Hospitallers, was a medieval and early modern Catholic military order. It was headquartered in the Kingdom of Jerusalem, on the island of  Rhodes, in Malta and St Petersburg.