Spying for the Ottomans: MEMO in Conversation with Emrah Safa Gurkan

The 16 and 17 centuries saw an eruption in espionage, spying and covert operations, with a growing network of Christian clergymen, traders, slaves, travellers, nobles and others who were also intelligence operatives for Istanbul. We speak to the author of the book 'Spies for the Sultan' to find out more.