Lampe, J. R. (2023) “Rival Byzantiums: Empire and Identity in Southeastern Europe. By Diana Mishkova.: Cambridge: Cambridge University Press, 2022. 357 pp. https://doi.org/10.1017/9781108759557”, Historical Studies on Central Europe, 3(2), pp. 255–259. doi: 10.47074/HSCE.2023-2.20.