The book "Military Campaigns of the Era of Hetman Ivan Mazepa" contains tsarist orders, universals, letters of the hetman, correspondence of Russian and Ukrainian officials, memoirs of contemporaries of events that took place during 1687-1710. and directly influenced the life of Ukraine. The collection of spring materials also presents acts of local self-government, church letters. The publication is designed for historians, military, students, everyone who is interested in the history of Ukraine.