FAQ
What was the largest empire in history?
The British Empire at 35.5 million km2, covering a quarter of Earths land surface. The Mongol Empire was the largest contiguous land empire at 24 million km2. The Soviet Union was the third largest at 22.4 million km2.
What was the longest-lasting empire?
The Byzantine Empire lasted 1,123 years from 330 to 1453 AD. Ancient Egypt as a civilization endured over 3,000 years. China has been unified for over 2,000 years across multiple dynasties.
Why do empires fall?
Common causes include overextension, internal corruption, economic collapse, military defeat, environmental change, and succession crises. Most empires fall from a combination of factors rather than a single cause.
Are there any empires today?
No self-declared empires exist today. Some analysts argue that certain superpowers exercise imperial influence without formal empire. The last empire to formally dissolve was the Soviet Union in 1991.