State · 1025 – 1385
Kingdom of Poland
A state of 1025 – 1385 — 360 years in Europe. It was followed by Crown of the Kingdom of Poland. The atlas records 11 things within it — wars and battles 4 · unrest and atrocity 1 · treaties 1 · people 5. Its line of rulers holds 29 people.
- Held with the record of Kingdom of Poland, merged into this one.
For the full story, the article on Wikipedia (CC BY-SA 4.0); this page holds what the record says of the state.
- Stood
- 360 years
- 1025 – 1385
- Rulers
- 29
- the High Duke of Poland
- Most ground
- 287,900 km²
- in 1025
- Within it
- 11
- recorded rows
- Symbols
- 2
- on record, with years
Where it sits in time
Five thousand years, 3000 BCE to 2026; the state in gold, what it replaced or followed and what replaced or followed it in grey.
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.
After it
- Crown of the Kingdom of Poland · followed by · 1386 – 1795
Rulers
Read from the state’s own English article and its rulers’ articles, where Wikidata names no ruler.
11 terms are shared from [object Object].
| Ruler | Reign | Length | How it ended · source | To the ruler before |
|---|---|---|---|---|
| Bolesław I the Brave | 992 – 1025 | 33 years | ending not on record | |
| Mieszko II Lambert | 1025 – 1031 | 6 years | deposed or killedcoded by Kokkonen & Sundell | child |
| Bezprym | 1031 – 1032 | 1 year | deposed or killedcoded by Kokkonen & Sundell | sibling |
| Casimir I the Restorer | 1040 – 1058 | 18 years | died a natural deathcoded by Kokkonen & Sundell | nephew or niece |
| Bolesław II the Bold | 1058 – 1079 | 21 years | deposed or killedcoded by Kokkonen & Sundell | child |
| Władysław I Herman | 1079 – 1102 | 23 years | died a natural deathcoded by Kokkonen & Sundell | sibling |
| Zbigniew of Poland | 1102 – 1107 | 5 years | deposed or killedcoded by Kokkonen & Sundell | child |
| Bolesław III Wrymouth | 1107 – 1138 | 31 years | died a natural deathcoded by Kokkonen & Sundell | sibling |
| Władysław II the Exile | 1138 – 1146 | 8 years | deposed or killedcoded by Kokkonen & Sundell | child |
| Bolesław IV the Curly | 1146 – 1173 | 27 years | died a natural deathcoded by Kokkonen & Sundell | sibling |
| Mieszko III the Old | 1173 – 1177 | 4 years | deposed or killedcoded by Kokkonen & Sundell | sibling |
| Casimir II the Just | 1177 – 1191 | 14 years | died a natural deathcoded by Kokkonen & Sundell | sibling |
| Leszek I the White | 1194 – 1198 | 4 years | deposed or killedcoded by Kokkonen & Sundell | child |
| Władysław III Spindleshanks | 1202 – 1206 | 4 years | deposed or killedcoded by Kokkonen & Sundell | |
| Konrad I of Masovia | 1229 – 1232 | 3 years | deposed or killedcoded by Kokkonen & Sundell | |
| Henry the Bearded | 1232 – 1238 | 6 years | died a natural deathcoded by Kokkonen & Sundell | |
| Henry II the Pious | 1238 – 1241 | 3 years | ended otherwise, as coded — neither deposed nor a natural deathcoded by Kokkonen & Sundell | child |
| Bolesław V the Chaste | 1243 – 1279 | 36 years | died a natural deathcoded by Kokkonen & Sundell | |
| Leszek II the Black | 1279 – 1288 | 9 years | died a natural deathcoded by Kokkonen & Sundell | |
| Henryk IV Probus, Duke of Wrocław | 1288 – 1290 | 2 years | died a natural deathcoded by Kokkonen & Sundell | |
| Przemysł II | 1295 – 1296 | 1 year | ending not on record | |
| Wenceslaus II of Bohemia | 1296 – 1305 | 9 years | died a natural deathcoded by Kokkonen & Sundell | in-law |
| Wenceslaus III of Bohemia · from the line of Crown of the Kingdom of Poland | 1305 – 1306 | 1 year | died a natural deathcoded by Kokkonen & Sundell | child |
| Henry of Bohemia · from the line of Crown of the Kingdom of Poland | 1306 – 1306 | under a year | died a natural deathcoded by Kokkonen & Sundell | |
| Rudolf I of Bohemia · from the line of Crown of the Kingdom of Poland | 1306 – 1307 | 1 year | died a natural deathcoded by Kokkonen & Sundell | nephew or niece |
| Henry of Bohemia · from the line of Crown of the Kingdom of Poland | 1307 – 1310 | 3 years | left office aliveread off the dates alone | |
| Władysław I Łokietek | 1320 – 1333 | 13 years | died a natural deathcoded by Kokkonen & Sundell | |
| Casimir III the Great | 1333 – 1370 | 37 years | died a natural deathcoded by Kokkonen & Sundell | child |
| Elizabeth of Poland, Queen of Hungary | 1370 – 1376 | 6 years | died a natural deathcoded by Kokkonen & Sundell | sibling |
| Jadwiga of Poland · from the line of Crown of the Kingdom of Poland | 1384 – 1399 | 15 years | died a natural deathcoded by Kokkonen & Sundell | grandchild |
29 rulers, 29 with terms dated as terms, covering 992 – 1399. Median reign 6 years. 10 of 29 handovers irregular - a killing, a deposition, a rival claimant, a rising or a coup beside it. 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.
287,900 km² in 1025, 228,900 km² in 1385; at its largest 287,900 km² in 1025. Cliopatria, CC BY 4.0.
Flags and arms, in order
Each symbol with the years its own statement gives; the timeline flies the one of the year on screen.

flag, undatedFlag of the Kingdom of Poland · Public domain 
coat of arms, undatedCoat of Arms of the Polish Crown · Public domain
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 – 10993 rows
- Bolesław III Wrymouth · politician · 1086 – 1138
- Bolesław II the Bold · commander · 1042 – 1081
- Stanislaus of Szczepanów · religious leader · 1030 – 1079
1100 – 11992 rows · 2 wars and battles
- Siege of Głogów · battle · 1109
- Battle of Hundsfeld · battle · 1109
1200 – 12992 rows · 1 wars and battles
- Władysław I Łokietek · ruler · 1260 – 1333
- Third Mongol invasion of Poland · battle · 1287
1300 – 13994 rows · 1 wars and battles · 1 risings, regime changes and massacres
- Casimir III the Great · politician · 1310 – 1370
- Battle of Płowce · battle · 1331
- Treaty of Kalisz · treaty · 1343
- Mayor Albert's Rebellion · unrest · 1311 – 1312
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 stood360 years
stood longer than 78% of 3,187 states with a recorded end or still standing.
- The most ground it held287,900 km²
held more ground at its peak than 65% 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.
- How long a reign lasted, at the median6 years
had longer reigns, at the median, than 22% of 967 states whose dated line can carry a median.
- Rulers on record29
has more rulers on record than 94% of 1,968 states with a line of rulers.
What led to it, and what came of it
The investigation's own picture: 1 cause the record names and 2 results, the strongest six of each at their own years, joined to the state by the kind of claim - a recorded statement solid, the article's sentence dashed, a theory dash-dot.
Open the investigation: every row with its evidence, the conditions at the time, the theories condition by condition, and the succession analysed.
Open in the atlas
- On the timeline, 989 – 1421, with everything that stood beside it.
- On the map in 1025, live: scrub the year and watch its borders move.
- Investigate it: what led to it, what came of it, and its succession analysed.
Wikidata Q577867 (CC0) · borders Cliopatria, CC BY 4.0 · coast and rivers Natural Earth · symbols from Wikimedia Commons, each credited above · data built 2026-10-06 · Pastlas v2.9.1, by Oleh Voronko. The published atlas and its data are for non-commercial use.