# Union of Florence Proclaimed (1439)

URL: https://roman-history.com/timeline/1439-union-of-florence-proclaimed
Location: Florence
Categories: politics

Emperor John VIII sought western military aid through a negotiated church union.

## Why it matters
The agreement met deep opposition at home and brought insufficient practical assistance.

Ruler at the time: [John VIII Palaiologos](https://roman-history.com/rulers/john-viii-palaiologos)