1447 papal conclave
1447 CE.
Shown on the map at 41.898°, 12.478°.
The 1447 papal conclave (4–6 March), meeting in the Roman basilica of Santa Maria sopra Minerva, elected Pope Nicholas V (Tommaso Parentucelli) to succeed Pope Eugene IV (Gabriele Condulmer).
Text from the Wikipedia article 1447 conclave, licensed CC BY-SA 4.0.