State · 900 – 1156

Principality of Capua

A state of 900 – 1156 — 256 years in Europe. It replaced County of Aversa. Its line of rulers holds 1 person.

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

Stood: 256 years; 900 – 1156
Rulers: 1; the Prince
Most ground: 1,100 km²; in 1028

Map: Principality of Capua in 1028, its borders in gold among its neighbours — Principality of Capua in 1028, when it held the most ground the borders dataset draws for it: 1,100 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.

Where it sits in time

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

Before and after

The states the record files it as replacing or following, and those that replaced or followed it - Wikidata's own statements, each read from this state's side.

Before it

County of Aversa · replaces

Rulers

Read from the state’s own English article and its rulers’ articles, where Wikidata names no ruler.

ending not on record

Ruler	Reign	Length	How it ended · source	To the ruler before
Robert II of Capua	1127 – 1156	29 years	ending not on record

1 rulers, 1 with terms dated as terms, covering 1127 – 1156. Only 29 years of the line are dated - too short for a median. A blank in the last column means no kin on record, which is coverage, never “unrelated”.

Heads of government

The line of head of government, drawn and never measured: a cabinet is not a reign.

Atenulf I of Capua

lived 850 – 910

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.

400 km² in 990, 400 km² in 1060; at its largest 1,100 km² in 1030. 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 stood256 years
stood longer than 69% of 3,187 states with a recorded end or still standing.
The most ground it held1,100 km²
held more ground at its peak than 3% 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.
Rulers on record1
has more rulers on record than 13% of 1,968 states with a line of rulers.

Open in the atlas

On the timeline, 874 – 1182, with everything that stood beside it.
On the map in 1028, live: scrub the year and watch its borders move.
Investigate it: what led to it, what came of it, and its succession analysed.

Wikidata Q1280122 (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.