1223

1223 (MCCXXIII) was a common year starting on Sunday of the Julian calendar, the 1223rd year of the Common Era (CE) and Anno Domini (AD) designations, the 223rd year of the 2nd millennium, the 23rd year of the 13th century, and the 4th year of the 1220s decade. As of the start of 1223, the Gregorian calendar was 7 days ahead of the Julian calendar, which was the dominant calendar of the time.

Millennium:	2nd millennium
Centuries:	12th century – 13th century – 14th century
Decades:	1190s  1200s  1210s  – 1220s –  1230s  1240s  1250s
Years:	1220 1221 1222 – 1223 – 1224 1225 1226

Events

• March 25 – Sancho II is crowned King of Portugal
• May 31 – Battle of the Kalka River: The Mongol armies of Genghis Khan defeat the Russian warriors.
• August 6 – Louis VIII is crowned King of France.
• The Franciscan Rule is approved by Pope Honorius III.
• Failure of an attempt by the Sicilian fleet to reconquer Jerba.

Births

• John FitzAlan, 6th Earl of Arundel (d. 1267)
• Baibars, Mamluk Sultan of Egypt and Syria (d. 1277)
• Hugh le Despencer, 1st Baron le Despencer (d. 1265)
• Llywelyn ap Gruffydd, Last Native Prince of Wales (d. 1282)

Deaths

• March 8 – Wincenty Kadłubek, Polish bishop and historian (b. 1161)
• March 25 – King Afonso II of Portugal (b. 1185)
• July 14 – King Philip II of France (b. 1165)
• Giorgi IV Lasha, King of Georgia (b. 1192)
• Giraldus Cambrensis Cambro-Norman clergyman and chronicler (b. 1146)
• Mstislav III of Kiev
• Mukhali, Mongol general
• Unkei, Japanese sculptor (b. 1151)

1223 Media

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  The Mongol invasion of Georgia and the attacks on surrounding countries.