The Persian invasion of India is taught in school in great detail, starting from Darius’s forays into the country in the sixth century to Nader Shah’s battles in the 18th century. However, little is known about the Indian troops who remained stationed in Persia (now Iran) during World War I as well as World War II to protect lines of communication and oilfields. Today, when the world awaits whether the war in Iran will finally end, we take a look at the participation of Indian troops in military operations in Persia in the two world wars. During the First World War, Persia wished to remain a neutral country. However, this was not to happen, and it was eventually occupied by Turkish, Russian and British troops, including those from the Indian Army. The Russians and British were allies and had divided Persia into spheres of influence: the British in the south and the Russians in the north. Infamous General Dyer commanded Siestan Force The Seistan Force, also referred to as East Persia Cordon, was despatched to …