History

Deadliest Wars in History

The deadliest wars in human history ranked by estimated total deaths, including military and civilian casualties.

Longest-Reigning Monarchs

The longest-reigning monarchs in history ranked by years on the throne. Sobhuza II of Eswatini reigned for 82 years — the longest verified reign ever.

Largest Empires in History

The largest empires in history ranked by maximum land area in million km²

Edison vs Tesla

AC vs DC, 1,093 vs 300 patents — the War of Currents that shaped the modern world.

Oldest Universities in Continuous Operation

The University of Bologna, founded in 1088, is the world's oldest university in continuous operation, followed by Oxford (1096) and Cambridge (1209). Most of the world's oldest universities are in Italy and the United Kingdom.

Deadliest Natural Disasters in Recorded History

The 10 deadliest natural disasters ranked by estimated death toll, from the 1931 China floods (4 million) to the 1139 Ganja earthquake (230,000). Floods, earthquakes, and cyclones dominate the list of history's most devastating events.