1259

In the year AD 1259...

• The German cities of Lübeck, Wismar, and Rostock band together in alliance for mutual defense against Baltic Sea pirates, forming the nucleus of what will later become known as the Hanseatic League.
• King Mengrai establishes the independent kingdom of Lannathai in what is now northern Thailand.
• The Mongol Golden Horde led by Nogai Khan launches a second invasion of Poland.

These people were born in 1259:

• Italian painter Pietro Cavallini.

These people died in 1259:

• Mongke Khan, Grand Khan of the Mongol Empire.

1258 - 1259 - 1260

13th century

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