The chapter covers the blockade of Constantinople, 1394–1402. Topics discussed include Late Byzantine Constantinople, the socio-economic conditions during the siege of 1394–1402 and Manuel's political acts, his negotiations with Venice and his role in the Crusade of Nikopolis receive special attention. In the domestic spehere, Manuel's role in the anti-Palamite purges of 1369 and his stance towards Palamism is discussed at length. A little known work by Manuel, the Discourse to Iagoup, is analysed in light of Manuel's aversion to criticism, his views on Palamism, Orthodox and Catholic theology and the relationship between philosophy and theology. Once more, his self-representation and the political messages in the work, are taken into account. His Dialogue on Marriage is also analysed, focusing on its literary features, the representation of Manuel and John VII, and its political messages. Through the Dialogue and other works, Manuel's views on marriage are discussed. Finally, the chapter investigates Manuel's diplomatic relations with the West and his decision to travel to Europe to seek help.

The chapter focuses on Manuel's early reign, 1391–94. Manuel's participation in the Ottoman campaign is discussed at length, focusing on his relationship with Bayezid I and on the literary, political and autobiographical features of his letters from the campaign. His anti-Islamic work, the Dialogue with a Persian is analysed at length with regard to its theological content, literary features and Manuel's representations of himself and the Ottomans. Manuel's marriage to Helena Dragas, his relations with his nephew and rival John VII, the birth of the future John VIII are other topics that are covered. His governing style, political strategies and preoccupation with finances is extensively discussed through exploration of Manuel's official documents and Venetian Senate resolutions. The chapter ends with Manuel and Bayezid's clash in Serres in 1394, the commencement of the blockade of Constantinople and his later narration of these events.