Greeks in the United Kingdom entire English Church, at Hertford. The structure of dioceses and parishes he put in place is still substantially in place today. The Byzantine ruler Manuel II visited England in 1400, where he was received by Henry IV at Eltham Palace. A Greek presence in London was recorded with the two brothers, Andronikos and Alexios Effomatos – described in contemporary records as "Grekes" – who were known to have been resident in London in 1440. They were from Constantinople, the capital of Byzantium. In 1445, the king of England, Henry VI (1421–1471), granted the brothers permission to remain in London and
Cham–Vietnamese War (1471) and once their economies recovered, these two kingdoms went to war again. When fighting resumed in 1471, the Champa kingdom found itself weakened and isolated. It has experienced numerous civil wars and, at one point, had five different rulers. For its earlier attack on Angkor, the Khmers ignored the Cham's request for assistance when Vietnam invaded. The Cham also requested Ming China to intervene by helping bring the Vietnamese back in line by force and demarcate the border between Champa and Vietnam. China, however, only verbally rebuked the Vietnamese for its incursion, which the Vietnamese ignored, proceeding with its attack