Shaka builds the Zulu Kingdom
New battle tactics unleash the upheaval of the Mfecane

Shaka became chief of the Zulu, remodelled the army around short spears and the 'horns of the buffalo' tactic, and subdued neighbouring peoples. His conquests set off a wave of wars and migrations across southern Africa known as the Mfecane.
Wikipedia (Russian) · Wikipedia (English) · 19th century
Meanwhile around the world (±25 years)
Europe
- 1796 Jenner's first vaccination — 20 years earlier
- 1804 Coronation of Napoleon — 12 years earlier
- 1814–1815 Congress of Vienna — 2 years earlier
- 1815 Battle of Waterloo — 1 year earlier
- 1816 Year Without a Summer — same year
Eastern Europe & Russia
- 1812 Napoleon's invasion of Russia — 4 years earlier
Middle East
- 1828 Treaty of Turkmenchay — 12 years later
- 1839 The Edict of Gülhane opens the Tanzimat — 23 years later
- 1839–1842 First Anglo-Afghan War — 23 years later
Asia
- 1815 Eruption of Mount Tambora — 1 year earlier
- 1817–1824 First cholera pandemic — 1 year later
- 1819 Raffles founds modern Singapore — 3 years later
- c. 1831 Hokusai's Great Wave off Kanagawa — 15 years later
- 1839–1842 First Opium War — 23 years later
Americas
- 1803 Louisiana Purchase — 13 years earlier
- 1810–1826 Spanish American wars of independence — 6 years earlier
- 1817 San Martín's Crossing of the Andes — 1 year later
- 1822 Independence of Brazil — 6 years later
- 1835 Darwin in the Galápagos — 19 years later
Alive at the time
- Johann Wolfgang von Goethe (aged 67)
- Napoleon Bonaparte (aged 47)
- Ludwig van Beethoven (aged 46)
- Simón Bolívar (aged 33)
- Alexander Pushkin (aged 17)
- Charles Darwin (aged 7)
- Abraham Lincoln (aged 7)
- James Watt (aged 80)
- George III (aged 78)
- Thomas Jefferson (aged 73)