State · 550 – 706

Chenla

A state of 550 – 706 — 156 years in East and Southeast Asia.

Wikidata's English label: Zhenla.

For the full story, the article on Wikipedia (CC BY-SA 4.0); this page holds what the record says of the state.

Stood: 156 years; 550 – 706
Most ground: 428,600 km²; in 641

Map: Chenla in 641, its borders in gold among its neighbours — Chenla in 641, when it held the most ground the borders dataset draws for it: 428,600 km². Its neighbours wear their tints, as on the atlas's own map. Borders from Cliopatria (CC BY 4.0), coast and rivers from Natural Earth, cities from Reba, Reitsma & Seto 2016 (CC BY 4.0), each city under the name it bore that year.

Chenla in 555, first mapped — The rise and the fall in one frame: the same ground at the years the borders dataset first maps it, maps it largest, and last maps it.

Chenla in 641, at its largest — The rise and the fall in one frame: the same ground at the years the borders dataset first maps it, maps it largest, and last maps it.

Where it sits in time

Five thousand years, 3000 BCE to 2026; the state in gold.

Ground held, by year

km² inside its borders as the borders dataset draws them, measured on an equal-area grid; a step series, held between the years the dataset maps.

184,500 km² in 560, 428,600 km² in 706; at its largest 428,600 km² in 650. Cliopatria, CC BY 4.0.

Among all states

Each measure against the states that carry it, never against all of them: a bar is the share of those states below this one.

How long it stood156 years
stood longer than 56% of 3,187 states with a recorded end or still standing.
The most ground it held428,600 km²
held more ground at its peak than 72% of 1,465 states with a border in Cliopatria.
Wars recorded per centurynone
had more wars on record per century than 44% of 3,187 states, counting the wars the atlas hosts under each.

Theories that apply to its ending

Of 3 theories of why states fall, 1 has every condition present at this ending; each is applied by its own logic, condition by condition, and whether its authors named this case is a footnote.

Dynastic cycle and the decay of group feeling
Ibn Khaldun 1377 · Turchin & Nefedov 2009
Applies by its own logic: the condition it names held here, and this is the kind of outcome it predicts — adverse regime change or the state's ending.
- the state 90 to 160 years old — ageBand 156

Open in the atlas

On the timeline, 534 – 722, with everything that stood beside it.
On the map in 641, live: scrub the year and watch its borders move.
Investigate it: what led to it, what came of it, and its succession analysed.

Wikidata Q1057118 (CC0) · borders Cliopatria, CC BY 4.0 · coast and rivers Natural Earth · data built 2026-10-06 · Pastlas v2.9.1, by Oleh Voronko. The published atlas and its data are for non-commercial use.