State · 1415 – 1999
Portuguese Empire
A state of 1415 – 1999 — 584 years in Europe. It was replaced by Portugal and followed by Cape Verde. The atlas records 21 things within it — wars and battles 15 · unrest and atrocity 2 · people 4. Its line of rulers holds 3 people.
For the full story, the article on Wikipedia (CC BY-SA 4.0); this page holds what the record says of the state.
- Stood
- 584 years
- 1415 – 1999
- Rulers
- 3
- the Monarch of Portugal
- Most ground
- 8.14 million km²
- in 1820
- Within it
- 21
- recorded rows
- Symbols
- 3
- on record, with years
1502 · first mapped · 103,300 km²
1820 · at its largest · 8.14 million km²
1898 · last mapped · 24,300 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.
After it
- Cape Verde · followed by · 1975 – present
- Portugal · replaced by · 1910 – present
Rulers
The line of Monarch of Portugal.
| Ruler | Reign | Length | How it ended · source | To the ruler before |
|---|---|---|---|---|
| John I of Portugal | 1415 – 1433 | 18 years | ending not on record | |
| Philip II of Spain | 1580 – 1598 | 18 years | died in office of natural causesWikidata's manner of death | |
| Manuel II of Portugal | 1908 – 1910 | 2 years | ending not on record |
3 rulers, 3 with terms dated as terms, covering 1415 – 1910. Median reign 18 years. 0 of 2 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”.
Heads of government
The line of Prime Minister of Portugal, drawn and never measured: a cabinet is not a reign.
| João Carlos de Saldanha Oliveira e Daun | 1870 – 1870 |
| António José de Ávila | 1870 – 1871 |
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.
130,100 km² in 1515, 24,300 km² in 1890; at its largest 7.89 million km² in 1790. 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, undatedPortuguese shield · Public domain .svg/120px-Flag_of_Portugal_(1830%E2%80%931910).svg.png)
flag, 1830 – 1910Flag of Portugal (1830–1910) · Public domain .svg/120px-Flag_of_Portugal_(official).svg.png)
flag, 1910 – 1999Flag of Portugal (official) · 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.
1500 – 15991 row · 1 wars and battles
- Siege of Malacca · battle · 1568
1600 – 16995 rows · 5 wars and battles
- Battle of Macau · battle · 1622
- Siege of Malacca · battle · 1640 – 1641
- Action of 23 March 1654 · battle · 1654
- Action of 2 May 1654 · battle · 1654
- Battle of Margão · battle · 1659
1700 – 17996 rows · 5 wars and battles · 1 risings, regime changes and massacres
- Guaraní War · war · 1754 – 1756
- Inconfidência Mineira · unrest · 1789
- Battle of Rio de Janeiro · battle · 1711
- Battle of Porto Praya · battle · 1781
- 1798 Revolt of the Alfaiates · battle · 1798 – 1799
- Battle of Rio de Janeiro · battle · 1710
1800 – 18997 rows · 3 wars and battles
- War of the Oranges · war · 1801
- Luís Alves de Lima e Silva, Duke of Caxias · politician · 1803 – 1880
- Cisplatine War · war · 1825 – 1828
- José Paranhos, Viscount of Rio Branco · politician · 1819 – 1880
- Joaquim Marques Lisboa · commander · 1807 – 1897
- Battle of San Domingo · battle · 1806
- Manuel Luís Osório, Marquis of Erval · politician · 1808 – 1879
1900 – 19992 rows · 1 wars and battles · 1 risings, regime changes and massacres
- Mozambican War of Independence · war · 1964 – 1974
- Pidjiguiti massacre · atrocity · 1959
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 stood584 years
stood longer than 89% of 3,187 states with a recorded end or still standing.
- The most ground it held8,144,100 km²
held more ground at its peak than 98% of 1,465 states with a border in Cliopatria.
- Wars recorded per century0.7
had more wars on record per century than 91% of 3,187 states, counting the wars the atlas hosts under each.
- How long a reign lasted, at the median18 years
had longer reigns, at the median, than 56% of 967 states whose dated line can carry a median.
- Rulers on record3
has more rulers on record than 48% of 1,968 states with a line of rulers.
What led to it, and what came of it
The investigation's own picture: 2 causes 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, 1357 – 2057, with everything that stood beside it.
- On the map in 1820, live: scrub the year and watch its borders move.
- Investigate it: what led to it, what came of it, and its succession analysed.
Wikidata Q200464 (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.