State · 1297 – present
Monaco
A state of 1297 – present — 729 years, still standing in Europe. It replaced Alpes-Maritimes. It was followed by Free Cities of Menton and Roquebrune. The atlas records 39 things within it — wars and battles 1 · unrest and atrocity 1 · famine and plague 1 · people 36. Its line of rulers holds 41 people, 6 with dated terms.
- Still standing: the span runs to the year of the build, 2026.
For the full story, the article on Wikipedia (CC BY-SA 4.0); this page holds what the record says of the state.
- Stood
- 729 years
- and still standing
- Rulers
- 41
- the Prince of Monaco
- Most ground
- 200 km²
- in 1645
- Within it
- 39
- recorded rows
- Symbols
- 2
- on record, with years
1645 · at its largest · 200 km²
1945 · last mapped · 100 km²
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.
Before it
- Alpes-Maritimes · replaces
After it
- Free Cities of Menton and Roquebrune · followed by · 1848 – 1861
Rulers
The line of Prince of Monaco - the office this state names as its head of state.
| Ruler | Reign | Length | How it ended · source | To the ruler before |
|---|---|---|---|---|
| Lucien, Lord of Monaco | 1505 – 1523 | 18 years | killedWikidata's manner of death | |
| Charles III of Monaco | 1856 – 1889 | 33 years | died in office, manner not recordedread off the dates alone | |
| Albert I of Monaco | 1889 – 1922 | 33 years | died in office, manner not recordedread off the dates alone | child |
| Louis II of Monaco | 1922 – 1949 | 27 years | died in office, manner not recordedread off the dates alone | child |
| Rainier III of Monaco | 1949 – 2005 | 56 years | died in office of natural causesWikidata's manner of death | grandchild |
| Albert II of Monaco | 2005 – in office | in office since 2005 | still in office | child |
41 rulers, 6 with terms dated as terms, covering 1505 – 2005. Median reign 33 years. 1 of 5 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.
200 km² in 1647, 100 km² in 2022; at its largest 200 km² in 1647. 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.

coat of arms, undatedCoat of arms of Monaco · CC BY-SA 3.0 
flag, from 1881Flag of Monaco · 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.
1200 – 12992 rows
- François Grimaldi · ruler · 1201 – 1309
- Rainier I of Monaco, Lord of Cagnes · ruler · 1267 – 1314
1300 – 13996 rows
- Rainier II of Monaco · ruler · 1325 – 1407
- Jean I of Monaco · ruler · 1382 – 1454
- Pomellina Fregoso · ruler · 1387 – 1468
- Anthony II of Monaco · ruler · 1350 – 1427
- Ambroise, Lord of Monaco · ruler · 1350 – 1433
- Anthony I of Monaco · ruler · 1350 – 1358
1400 – 14995 rows
- Claudine, Lady of Monaco · ruler · 1451 – 1515
- Lamberto, Lord of Monaco · ruler · 1420 – 1494
- Lucien, Lord of Monaco · ruler · 1481 – 1523
- Jean II of Monaco · ruler · 1468 – 1505
- Louis, Lord of Monaco · ruler · 1400 – 1402
1500 – 15994 rows
- Honoré II of Monaco · ruler · 1597 – 1662
- Ercole, Lord of Monaco · ruler · 1562 – 1604
- Honoré I of Monaco · ruler · 1522 – 1581
- Charles II of Monaco · ruler · 1555 – 1589
1600 – 16996 rows
- Louise Hippolyte, Princess of Monaco · ruler · 1697 – 1731
- Jacques I of Monaco · ruler · 1689 – 1751
- Antonio I of Monaco · ruler · 1661 – 1731
- Louis I of Monaco · ruler · 1642 – 1701
- Chevalier de Grimaldi · ruler · 1697 – 1784
- Ercole, Marquis of Baux · ruler · 1623 – 1651
1700 – 17994 rows
- Honoré III of Monaco · ruler · 1720 – 1795
- Florestan, Prince of Monaco · ruler · 1785 – 1856
- Prince Joseph of Monaco · ruler · 1767 – 1816
- Charles-Maurice of Monaco, Count of Valentinois · ruler · 1727 – 1798
1800 – 18994 rows
- Albert I of Monaco · ruler · 1848 – 1922
- Louis II of Monaco · ruler · 1870 – 1949
- Wilhelm Karl, Duke of Urach · politician · 1864 – 1928
- Charles III of Monaco · ruler · 1818 – 1889
1900 – 19997 rows · 1 wars and battles · 1 risings, regime changes and massacres
- Albert II of Monaco · ruler · 1958 – present
- Otto von Habsburg · politician · 1912 – 2011
- Rainier III of Monaco · ruler · 1923 – 2005
- Princess Antoinette, Baroness of Massy · ruler · 1920 – 2011
- Valeriy Khoroshkovskyi · politician · 1969 – present
- Operation Grog · battle · 1941
- Monégasque Revolution · unrest · 1910 – 1911
2000 – 20991 row
- COVID-19 pandemic in Monaco · plague · 2020
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 stood729 years
stood longer than 94% of 3,187 states with a recorded end or still standing.
- The most ground it held200 km²
held more ground at its peak than 0% 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 median33 years
had longer reigns, at the median, than 87% of 967 states whose dated line can carry a median.
- Rulers on record41
has more rulers on record than 96% of 1,968 states with a line of rulers.
Open in the atlas
- On the timeline, 1224 – 2099, with everything that stood beside it.
- On the map in 1645, live: scrub the year and watch its borders move.
- Investigate it: what led to it, what came of it, and its succession analysed.
Wikidata Q235 (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.