State · 500 – 1660

County of Blois

A state of 500 – 1660 — 1,160 years in Europe. The atlas records 1 thing within it — people 1. 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: 1,160 years; 500 – 1660
Rulers: 1; the Regent of Blois
Most ground: 38,700 km²; in 1034
Within it: 1; recorded row

Map: County of Blois in 1034, its borders in gold among its neighbours — County of Blois in 1034, when it held the most ground the borders dataset draws for it: 38,700 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.

County of Blois in 990, 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.

County of Blois in 1034, 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.

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
Adela of Normandy	1102 – 1120	18 years	ending not on record

1 rulers, 1 with terms dated as terms, covering 1102 – 1120. Only 18 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”.

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.

11,200 km² in 1000, 3,700 km² in 1400; at its largest 33,200 km² in 1150. Cliopatria, CC BY 4.0.

What happened within it, by century

Every row the atlas hosts under this state, by the century it began in: wars and battles in red, risings, regime changes and massacres beside them, everything else in grey. A tall bar is a century the record is full for, which is partly a fact about Wikipedia.

1000 – 10991 row

Stephen · commander · 1045 – 1102

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 stood1,160 years
stood longer than 98% of 3,187 states with a recorded end or still standing.
The most ground it held38,700 km²
held more ground at its peak than 31% 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, 384 – 1776, with everything that stood beside it.
On the map in 1034, live: scrub the year and watch its borders move.
Investigate it: what led to it, what came of it, and its succession analysed.

Wikidata Q19336869 (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.