Decades: 20s BC 10s BC 0s BC 0s 10s - 20s - 30s 40s 50s 60s 70s
Years: 19 20 21 22 23 - 24 - 25 26 27 28 29
Battle of Kunyang lay foundation for restoration of the Han Dynasty.
Roman war against Numidia and Mauritania ends.
Strabo, Roman geographer (approximate date)
For the number 24, see twenty-four.
For the television series, see 24 (television).