170s BC

What happened in the 170s BC?

In the 170s BC (179–170 BC), Rome declared war on Macedon, starting the Third Macedonian War, and the Seleucid king Antiochus IV invaded Egypt. In the east, Xiongnu attacks split the Yuezhi into the Greater and Lesser Yuezhi, and Zhao Tuo of Nanyue returned his allegiance to the Han court.

1. 179 BCZhao Tuo drops imperial title, rejoins HanAsia
2. 179 BCWorld's oldest stone bridge spans the TiberEurope
3. 177 BCXiongnu attacks split the Yuezhi in twoAsia
4. c. 175 BCEucratides I usurps the throneAsia
5. 175 BCConstruction of the Pergamon Altar beginsMiddle East
6. 171 BCThird Macedonian War beginsEurope
7. 171 BCCarteia becomes first Roman colony outside ItalyEurope
8. 170 BCAntiochus IV invades EgyptMiddle East

Summaries are written by the site editors.