1230s

The 1230s were a decade that lasted from January 1, 1230 to December 31, 1239.

Millennium:	2nd millennium
Centuries:	12th century – 13th century – 14th century
Decades:	1200s 1210s 1220s – 1230s – 1240s 1250s 1260s
Years:	1230 1231 1232 1233 1234 1235 1236 1237 1238 1239
Categories:	Births – Deaths – Architecture Establishments – Disestablishments

Events

• The Liverpool Castle started in 1232.
• Ducal state Brunswick-Luneburg was formed in 1235.
• St. Mark Basilica of Heraklion, Venitian Crete built in 1239