1203

Millennium:	2nd millennium
Centuries:	12th century – 13th century – 14th century
Decades:	1170s  1180s  1190s  – 1200s –  1210s  1220s  1230s
Years:	1200 1201 1202 – 1203 – 1204 1205 1206

1203 is a year in the 13th century.

Events

• April 16 – Philip II of France enters Rouen, leading to the eventual unification of Normandy and France.
• April 8 – Congress in Bilino Polje, where Ban Kulin officially declared his allegiance to the Roman Catholic Church and denounced the heresy.
• June 23 – Fleet of the Fourth Crusade enters Bosphorus
• July 17 – Fourth Crusade captures Constantinople by assault; the Byzantine emperor Alexius III flees from his capital into exile.
• August 1 – Fourth Crusade elevates Alexius IV as Byzantine emperor, after the citizens of Constantinople proclaim as emperor Isaac II Angelus (Alexius IV's father).
• William de Braose, Fourth Lord of Bramber becomes the guardian of Arthur I, Duke of Brittany, and is possibly responsible for his death.
• Minamoto no Sanetomo becomes shogun of the Kamakura Shogunate

Heads of states

• France – Philippe II, Auguste King of France (reigned from 1180 to 1223)

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