Directory

1490 CE

A year defined by the consolidation of European monarchies, the final stages of the Reconquista in Iberia, Ottoman expansion, and the dawn of the Age of Exploration.

Geopolitics & Diplomacy

  • The Kingdom of Hungary under Matthias Corvinus remained a major Central European power, though the aging king's succession was uncertain.
  • The Treaty of Medina del Campo of 1489 continued to shape Anglo-Spanish relations, with plans for the marriage of Arthur, Prince of Wales, to Catherine of Aragon.

Conflict & Security

  • The Mamluk Sultanate in Egypt defended its control over the Levant and Red Sea trade routes against encroachments from the Ottomans and Portuguese.
  • The Songhai Empire under Askia Muhammad expanded its territory in West Africa through military campaigns along the Niger River.

Science & Discovery

  • Bartolomeu Dias's rounding of the Cape of Good Hope in 1488 demonstrated that a sea route to the Indian Ocean was possible, spurring further exploration plans.

Climate & Environment

  • Atmospheric carbon dioxide concentration was approximately 273 parts per million, as later confirmed by ice core analysis.

Culture & Society

  • Leonardo da Vinci worked in Milan under the patronage of Ludovico Sforza, producing paintings, scientific drawings, and engineering designs.
  • The Aztec Empire under Ahuitzotl expanded through military conquest in Mesoamerica, with the Great Temple of Tenochtitlan recently completed.
  • The estimated global population was approximately 466 million, with the largest concentrations in China, India, and Europe.