Brian Cathcart An emperor in ElthamNew Statesman 25 September 2006. The Latin Emperor of Constantinople, Baldwin II, visited the court of Henry III on two occasions, in 1238 and 1247, in search of assistance against the Byzantine successor state of Nicaea. Cf. Matthew Paris, Chronica Majora, ed. H.R. Luard, London: 1872–1883, 7 vols. (Rolls series, 57): vol. 3, 480–481; vol. 4, 625–626.