Nicephorus Gregoras is a Byzantine polymath, historian and astronomer, a participant in theological, so-called “hesychast” disputes of the mid-14th century, in which he acted as an opponent of Gregory Palamas. The author of a number of hagiographic works, works on rhetoric, theological treatises and natural science, mainly astronomical, works. "History of the Romans" is Grigora's most important work and one of the main sources on Byzantine history of the 13th-14th centuries. Her 37 books cover the period from 1204 to 1359, but in most detail the author describes historical figures of his time and events, a witness and, sometimes, a participant of which he was a person close to the imperial court. The third volume completes the publication of the first complete translation of “The History of the Romans” " into Russian. CONTENTS: List of conventional names and abbreviations used vii Book twenty-four (end) 3 Book twenty-fifth 17 Book twenty-six 58 Book twenty-seven 99 Book twenty-eight 146 Book twenty-nine 185 Book thirty, or Dogmatic first. Monk Nikifor Grigora's story about the dispute that he was with Palamas in the presence of the emperor, Mr. I. Palaiologos. The story is told as if from the perspective of another 223Book thirty-one, or the same monk Nicephorus Grigora Dogmatic second, telling about the same 298Book thirty-second, or Dogmatic third. A story about the debate held by the monk Nicephorus Grigora, starting it with the emperor Mr. Joasaph Cantacuzinus, and having finished - with his palamites 322Book thirty-third, or the same Nikephoros GregorasDogmatic fourth 347Book thirty-four, or the same Nikephoros Gregoras Dogmatic fifth 378Book thirty-fifth, or the same Nikephoros GregorasDogmatic sixth 409Book thirty-seven 432Book thirty-six 463