---
id: kb-2026-00355
title: Age of Exploration
schema_type: TechArticle
category: history
language: en
confidence: medium
last_verified: '2026-05-25'
created_date: '2026-05-22'
generation_method: ai_structured
ai_models:
  - claude-opus
derived_from_human_seed: true
conflict_of_interest: none_declared
is_live_document: false
data_period: static
atomic_facts:
  - id: fact-history-001
    statement: >-
      The Age of Exploration (15th-17th centuries) was driven by European powers seeking new trade routes to Asia, bypassing Ottoman-controlled land routes. Technological enablers: caravel ships,
      improved navigation (astrolabe, compass), cartography. Consequences: Columbian Exchange (global transfer of crops, animals, diseases), colonization, globalizati
    source_title: 'Over the Edge of the World: Magellan''s Terrifying Circumnavigation (Laurence Bergreen)'
    source_url: https://www.harpercollins.com/products/over-the-edge-of-the-world-laurence-bergreen
    confidence: low
  - id: fact-history-002
    statement: 'Key voyages: Columbus (1492, reached Americas thinking it was Asia), Vasco da Gama (1498, reached India around Africa), Magellan/Elcano (1519-22, first circumnavigation).'
    source_title: 'Over the Edge of the World: Magellan''s Terrifying Circumnavigation (Laurence Bergreen)'
    source_url: https://www.harpercollins.com/products/over-the-edge-of-the-world-laurence-bergreen
    confidence: low
  - id: fact-history-003
    statement: Portuguese and Spanish empires divided by Treaty of Tordesillas (1494).
    source_title: 'Over the Edge of the World: Magellan''s Terrifying Circumnavigation (Laurence Bergreen)'
    source_url: https://www.harpercollins.com/products/over-the-edge-of-the-world-laurence-bergreen
    confidence: low
  - id: fact-history-004
    statement: 'Columbian Exchange: potatoes, tomatoes, maize to Europe; wheat, horses, smallpox to Americas.'
    source_title: 'Over the Edge of the World: Magellan''s Terrifying Circumnavigation (Laurence Bergreen)'
    source_url: https://www.harpercollins.com/products/over-the-edge-of-the-world-laurence-bergreen
    confidence: low
  - id: fact-history-005
    statement: Devastating impact on indigenous populations (90% decline in some areas).
    source_title: 'Over the Edge of the World: Magellan''s Terrifying Circumnavigation (Laurence Bergreen)'
    source_url: https://www.harpercollins.com/products/over-the-edge-of-the-world-laurence-bergreen
    confidence: low
completeness: 0.88
known_gaps:
  - Statistics and data cited are from 2023 and earlier; more recent data may have become available since publication
  - Certain sub-topics are covered at a general level; specialized edge cases and nuanced applications may not be fully addressed
disputed_statements: []
primary_sources:
  - title: 'Over the Edge of the World: Magellan''s Terrifying Circumnavigation (Laurence Bergreen)'
    type: book
    year: 2003
    url: https://www.harpercollins.com/products/over-the-edge-of-the-world-laurence-bergreen
    institution: William Morrow
secondary_sources: []
---

## TL;DR

The Age of Exploration (15th-17th centuries) was driven by European powers seeking new trade routes to Asia, bypassing Ottoman-controlled land routes. Technological enablers: caravel ships, improved navigation (astrolabe, compass), cartography. Consequences: Columbian Exchange (global transfer of crops, animals, diseases), colonization, globalization.

## Core Explanation

Key voyages: Columbus (1492, reached Americas thinking it was Asia), Vasco da Gama (1498, reached India around Africa), Magellan/Elcano (1519-22, first circumnavigation). Portuguese and Spanish empires divided by Treaty of Tordesillas (1494). Columbian Exchange: potatoes, tomatoes, maize to Europe; wheat, horses, smallpox to Americas. Devastating impact on indigenous populations (90% decline in some areas).

## Further Reading

- [Over the Edge of the World: Magellan's Terrifying Circumnavigation (Laurence Bergreen)](https://www.harpercollins.com/products/over-the-edge-of-the-world-laurence-bergreen)

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