2400

Millennium:	3rd millennium
Centuries:	23rd century 24th century 25th century
Decades:	2380s 2390s 2400s 2410s 2420s
Years:	2397 2398 2399 2400 2401 2402 2403

2400 was the first year of the 2400s decade, and the last year of the 24th century.

Events

The events listed are events, and the births and deaths of famous people. Important events are highlighted in bold.