State · 1785 – 1925

Qajar dynasty

A state of 1785 – 1925 — 140 years in the Middle East and North Africa. It was replaced by Pahlavi dynasty. The atlas records 56 things within it — wars and battles 6 · regime change 1 · unrest and atrocity 1 · treaties 1 · people 47. Its line of rulers holds 7 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: 140 years; 1785 – 1925
Rulers: 7; the shah
Most ground: 1.79 million km²; in 1895
Within it: 56; recorded rows
Symbols: 2; on record, with years

Map: Qajar dynasty in 1895, its borders in gold among its neighbours — Qajar dynasty in 1895, when it held the most ground the borders dataset draws for it: 1.79 million 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.

Qajar dynasty in 1788, 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.

Qajar dynasty in 1895, 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, 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

Pahlavi dynasty · replaced by · 1925 – 1979

Rulers

The line of shah.

killed, executed or dead in battledeposed, abdicated, exiled or removeddied in officeleft alive by a regular road

Ruler	Reign	Length	How it ended · source	To the ruler before
Agha Mohammad Khan Qajar	1789 – 1797	8 years	killedWikidata's manner of death
Fath-Ali Shah Qajar	1797 – 1834	37 years	died in office, manner not recordedread off the dates alone	nephew or niece
Mohammad Shah Qajar	1834 – 1848	14 years	died in office of natural causesWikidata's manner of death	grandchild
Naser al-Din Shah Qajar	1848 – 1896	48 years	killedWikidata's manner of death	child
Mozaffar ad-Din Shah Qajar	1896 – 1907	11 years	died in office of natural causesWikidata's manner of death	child
Mohammad Ali Shah Qajar	1907 – 1909	2 years	left office aliveread off the dates alone	child
Ahmad Shah Qajar	1909 – 1925	16 years	deposed, the article saysread from the ruler's own article	child

7 rulers, 7 with terms dated as terms, covering 1789 – 1925. Median reign 14 years. 3 of 6 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.

1.59 million km² in 1795, 1.43 million km² in 1915; at its largest 1.79 million km² in 1895. 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, undatedImperial Emblem of the Qajar Dynasty (Lion and Sun) · CC BY-SA 3.0 · Sodacan
flag, undatedState flag of Persia (1907–1933) · 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.

1700 – 17993 rows

Fath-Ali Shah Qajar · ruler · 1772 – 1834
Agha Mohammad Khan Qajar · ruler · 1742 – 1797
Mohammad-Ali Mirza Dowlatshah · writer · 1789 – 1821

1800 – 189940 rows · 4 wars and battles

Mohammad Mosaddegh · politician · 1882 – 1967
Naser al-Din Shah Qajar · ruler · 1831 – 1896
Ahmad Shah Qajar · ruler · 1898 – 1930
Treaty of Turkmenchay · treaty · 1828
Mohammad Ali Shah Qajar · ruler · 1872 – 1925
Mohammad Shah Qajar · ruler · 1808 – 1848
Mozaffar ad-Din Shah Qajar · ruler · 1853 – 1907
Ali-Akbar Dehkhoda · politician · 1879 – 1959

and 32 more in the atlas.

1900 – 199913 rows · 2 wars and battles · 2 risings, regime changes and massacres

Hussein-Ali Montazeri · philosopher · 1922 – 2009
Constitutionalization attempts in Iran · unrest · 1905 – 1911
Amir-Abbas Hoveyda · politician · 1919 – 1979
Mehdi Bazargan · inventor · 1907 – 1995
Shapour Bakhtiar · politician · 1914 – 1991
Persian campaign · battle · 1914 – 1918
Ehsan Yarshater · writer · 1920 – 2018
Ziya Bunyadov · commander · 1921 – 1997

and 5 more in the atlas.

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 stood140 years
stood longer than 54% of 3,187 states with a recorded end or still standing.
The most ground it held1,788,700 km²
held more ground at its peak than 90% 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 median14 years
had longer reigns, at the median, than 46% of 967 states whose dated line can carry a median.
Rulers on record7
has more rulers on record than 73% of 1,968 states with a line of rulers.

What led to it, and what came of it

The investigation's own picture: 0 causes the record names and 1 result, 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.

linked

Open the investigation: every row with its evidence, the conditions at the time, the theories condition by condition, and the succession analysed.

Theories that apply to its ending

Of 3 theories of why states fall, 1 has every condition present at this ending and 1 some of them; each is applied by its own logic, condition by condition, and whether its authors named this case is a footnote.

Dynastic cycle and the decay of group feeling
Ibn Khaldun 1377 · Turchin & Nefedov 2009
Applies by its own logic: the condition it names held here, and this is the kind of outcome it predicts — adverse regime change or the state's ending.
- the state 90 to 160 years old — ageBand 140

Open in the atlas

On the timeline, 1771 – 1939, with everything that stood beside it.
On the map in 1895, live: scrub the year and watch its borders move.
Investigate it: what led to it, what came of it, and its succession analysed.

Wikidata Q189326 (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.