The world: a brief introduction

From the Thirty Years' War to the outbreak of World War I (1618-1914)

From World War I through World War II (1914-1945)

The Cold War (1945-1989)

The post-Cold War era (1989-present)

Europe

East Asia and the Pacific

South Asia

The Middle East

Africa

The Americas

Globalization

Terrorism and counterterrorism

Nuclear proliferation

Climate change

Migration

The Internet, cyberspace, and cybersecurity

Global health

Trade and investment

Currency and monetary policy

Development

Sovereignty, self-determination, and balance of power

Alliances and coalitions

International society

War between countries

Internal instability and war within countries

The liberal world order.