This is a list of the treaties and agreements signed during the history of the Eastern Roman or Byzantine Empire. The definition of a treaty is any agreement between the Byzantine Empire and any foreign power, including peace agreements, trade agreements, and understandings between the two powers. For external conflicts see Byzantine wars.
Laiou, Angeliki (2009). "Political-historical survey - D. 1204-1453". In Jeffreys, Elizabeth; Haldon, John; Cormack, Robin (eds.). The Oxford Handbook of Byzantine Studies. Oxford University Press. ISBN978-0-19-925246-6.