: 3rd century BC
- 2nd century BC
- 1st century BC
Decades: 240s BC 230s BC 220s BC 210s BC 200s BC - 190s BC - 180s BC 170s BC 160s BC 150s BC 140s BC
Years: 196 BC 195 BC 194 BC 193 BC 192 BC - 191 BC - 190 BC 189 BC 188 BC 187 BC 186 BC
- The Roman calendar, which is four months ahead of the seasons is adjusted.
- Chinese Emperor Hui Di lifts the ban on Confucian writings ordered in 213 BC
- Battle of Thermopylae: Romans under Marcus Acilius Glabrio defeat Antiochus III the Great and force him to withdraw from Greece.