1438 CE
A year defined by Albert II of Habsburg's election as King of the Romans, the opening of the Council of Ferrara, and the establishment of the Pragmatic Sanction of Bourges.
Geopolitics & Diplomacy
- Albert II of Habsburg was elected King of the Romans on March 18, beginning the long association of the Habsburg dynasty with the Holy Roman Empire.
- Albert II also held the crowns of Hungary and Bohemia, uniting three major Central European realms under a single ruler.
- The Council of Ferrara opened in January under Pope Eugene IV's authority, in opposition to the continuing rump Council of Basel.
- Charles VII of France issued the Pragmatic Sanction of Bourges on July 7, asserting Gallican liberties and limiting papal authority over the French Church.
- The Inca Empire under Pachacuti began a period of rapid expansion in the Andes, transforming the Kingdom of Cusco into a major imperial power.
Technology & Infrastructure
- Johannes Gutenberg in Strasbourg continued early experiments with printing technology, working toward the development of movable metal type.
Science & Discovery
- The Council of Ferrara brought together scholars from the Latin and Greek Christian traditions, facilitating intellectual exchange.
Climate & Environment
- Atmospheric carbon dioxide concentration was approximately 272 parts per million, as later confirmed by ice core analysis.
Culture & Society
- The election of Albert II as King of the Romans inaugurated the long Habsburg era in the governance of the Holy Roman Empire.
- The Council of Ferrara provided an occasion for cultural exchange between Latin and Greek Christian intellectual traditions.
- The estimated global population stood at approximately 398 million, with the largest concentrations in China, the Indian subcontinent, and Europe.