1420
Forbidden City Completed in Beijing
After fourteen years of labor by a million conscripts, the Yongle Emperor's new northern palace opened its vermilion gates.
Brunelleschi Begins the Florence Cathedral Dome
Nobody in Europe had built a masonry dome that wide in a thousand years.
Treaty of Troyes
Henry V married Catherine of Valois and was named heir to the French throne, disinheriting the Dauphin.
Beijing Replaces Nanjing as Capital
The Yongle Emperor formally declared Beijing the northern capital, relegating Nanjing to secondary status.
Hussite Wars Begin
Bohemian Hussites under Jan Zizka built wagon-forts, drilled peasant infantry, and defeated successive crusader armies sent by Sigismund.
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Frequently asked
What happened in the year 1420?
Saeculum lists 5 events from 1420. The most significant is Forbidden City Completed in Beijing: After fourteen years of labor by a million conscripts, the Yongle Emperor's new northern palace opened its vermilion gates.
What era was 1420 part of?
1420 falls within the Late Middle Ages (1301-1500). Plague, papal schism, and the seeds of nation-states.
Which regions saw notable events in 1420?
The events from 1420 span East Asia and Europe.