Imperial times
Kaiserzeit stands for:
- Chinese Empire (221 BC – 1912 AD), see Chinese Empire
- Roman Empire (27 BC – 284 or 476 AD, or approx. 1st – 3rd centuries AD)
- Eastern Roman or Byzantine Imperial Era (330 or 395–1453), see Byzantine Empire
- Imperial Era of the Holy Roman Empire (962–1806), see Roman-German Emperor
- Austrian Imperial Era (1804–1918), see Kaiser von Österreich
- German Empire (1871–1918), see German Empire
- a section of the late Iron Age in north-eastern Central Europe and Scandinavia, beyond the Limes.