1421 CE
A year defined by English consolidation in France under Henry V, continued Hussite resistance in Bohemia, and the Ming Dynasty's transfer of its capital to Beijing.
Geopolitics & Diplomacy
- The Ming Dynasty officially transferred its capital from Nanjing to Beijing, completing a process begun by the Yongle Emperor years earlier.
Conflict & Security
- English and Burgundian forces suffered a significant defeat at the Battle of Baugé on March 22, where the Dauphin's Franco-Scottish army killed the Duke of Clarence, Henry V's brother.
- The Hussite Wars continued in Bohemia, with Jan Zizka leading Hussite forces to further victories against crusading armies sent by Emperor Sigismund.
- Henry V responded to the defeat at Baugé by returning to France with reinforcements and resuming his campaign to subdue Dauphinist strongholds.
- Scottish forces fighting alongside the Dauphin in France played a significant role at Baugé, demonstrating the strength of the Franco-Scottish alliance.
Economy & Finance
- The Ming Dynasty's relocation of the capital to Beijing stimulated economic activity along the Grand Canal, which served as the primary north-south trade artery.
- The Bohemian economy suffered from the disruptions of the Hussite Wars, with mining output and trade declining in conflict-affected areas.
Technology & Infrastructure
- Brunelleschi continued work on the dome of Florence Cathedral, employing a revolutionary double-shell construction technique without traditional wooden centering.
- The Forbidden City in Beijing began functioning as the administrative center of the Ming Dynasty following the capital's transfer.
- Hussite war wagon tactics were refined, with Jan Zizka developing formations that combined mobile fortifications with crossbowmen and early firearms.
- The Grand Canal of China underwent maintenance and improvements to support the increased traffic required by the new capital at Beijing.
Science & Discovery
- Ulugh Beg continued astronomical studies in Samarkand, building on the Timurid tradition of scientific patronage inherited from his grandfather Timur.
Health & Medicine
- Epidemic diseases spread readily through military camps during the Hussite Wars and the campaigns in France, killing soldiers and civilians alike.
- The University of Padua emerged as an increasingly important center for medical study, attracting students from across Europe.
Climate & Environment
- Atmospheric carbon dioxide concentration was approximately 272 parts per million, as later confirmed by ice core analysis.
- Severe flooding struck parts of the Low Countries, including the devastating St. Elizabeth's flood along the coasts of Holland and Zeeland.
Culture & Society
- Thomas a Kempis composed devotional writings associated with the Devotio Moderna movement, emphasizing personal piety and inner spiritual life.
- The estimated global population was approximately 376 million, with continued slow recovery from the demographic losses of the fourteenth century.