Years: 173 174 175 176 - 177 - 178 179 180 181

Decades: 140s 150s 160s - 170s - 180s 190s 200s

Centuries: 1st century - 2nd century - 3rd century

Events

• A systematic persecution of Christians begins in Rome under Roman Emperor Marcus Aurelius. Many Christians worship secretly in underground catacombs.
• Chinese troops suffer a crushing defeat against a confederacy of Central Asian tribes led by the Xianbei (see Wu Hu).

Births

Deaths

• S. Polycarpus, S. Blandina and other martyrs in Lyons