1405 CE–1433 CE
Zheng He’s seven maritime expeditions
Oceans, navigation & cartography · Ocean navigation · Empire, trade & power
Fleets dispatched by the Ming court under Zheng He made seven expeditions through Southeast Asia and the Indian Ocean to Arabia and East Africa. They were state diplomatic, commercial, and military projects; their end does not prove a uniform Chinese retreat from the sea or the end of private Asian navigation.
Precision, calendar, and review
- Start
- year · no uncertainty qualifier in this record
- End
- year · no uncertainty qualifier in this record
- Calendar and convention
- Historical-era years; the source calendar is not identified. No conversion of days is assumed.
- Year zero
- The scale goes from 1 BCE to 1 CE without year zero. Changing era names changes labels only.
- Documentary review
- Date not recorded
Reading the date: duration of a process.
Sources
- 1. www.unoosa.org (opens in a new tab)
Source provenance and scope
- Publication date
- Pending verification
- Bibliographic date checked
- 2026-09-23
The correspondence between this reference and individual claims has not yet been itemized.
- 2. hk.history.museum (opens in a new tab)
Source provenance and scope
- Publication date
- Not identified in metadata; document review pending
- Bibliographic date checked
- 2026-09-23
The correspondence between this reference and individual claims has not yet been itemized.
This record is an editorial synthesis. Consult the sources to check claims and their limits. Chronological relationships alone do not establish causation.