ATLAS / WORLD HISTORY IN PICTURES

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Find your way through history.

Explore 228 entries across places and centuries. Follow an event, compare its context, and examine the evidence.

8 entries · Earliest to latest

1752–1866 CENew study
A Francis turbine in the Suffolk Mill wheel pit, Lowell, Massachusetts. This modern NPS photograph shows a turbine, not the undershot wheel demonstrated in the separate 3D model. Lowell used different water-power technologies over time. National Park Service · Public domain (U.S. government work); no claim to original U.S. Government works · Auto-oriented, resized and converted to WebP
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Global / Technology

Waterpower, mill systems and industrial work

Waterwheels belong to a longer history than steam-powered factories. Experiments and mill systems show how controlling water and transmitting rotation shaped industrial production.

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1804–1903 CENew study
An 1898 British map sheet showing the Niger region, with Sokoto, Gando and Kano visible in its upper-left panel during the late caliphate. It is a colonial map emphasizing European territorial claims; its borders and political categories are not neutral or definitive. W. & A.K. Johnston Limited / Norman B. Leventhal Map & Education Center, Boston Public Library / Wikimedia Commons · 1898 publication, public domain in the United States · Full sheet retained; resized and converted to WebP · Licence terms

Africa / Empire

The Sokoto Caliphate: political power, plantations and slavery

The nineteenth-century Sokoto Caliphate linked religious reform and state formation to an expanding plantation economy sustained by enslaved labour.

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1858–1875 CENew study
The historic Prince Consort beam engine at Crossness Pumping Station, photographed in 2007. This modern photograph documents surviving sanitation machinery; it is not an 1865 photograph. Steve Cadman / Wikimedia Commons · CC BY-SA 2.0 · Resized and converted to WebP; derivative under the same licence · Licence terms

Europe / Medicine

London’s sanitation: waste, water and public works

Rapid urban growth overwhelmed older waste systems. London’s sewer works show how public health depended on engineering, finance and the work of maintenance.

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1870–1893 CENew study
Two pupils read together during a lesson at Fen Ditton Junior School, Cambridgeshire, in 1944. This later classroom photograph illustrates mass schooling after the study’s nineteenth-century legal milestones; it is not a Victorian classroom. Ministry of Information Photo Division / Imperial War Museums, D 23615 / Wikimedia Commons · Public domain, expired UK Crown copyright · Converted to WebP · Licence terms

Europe / Rights

Mass schooling in England and Wales: access, fees and attendance

State-supported school provision, compulsory attendance and the removal of fees developed through separate reforms. Family livelihoods affected whether children could attend.

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1885–1908 CENew study
Revenue divisions and concessions of the Congo Free State, from E. D. Morel’s Red Rubber (1906). A reform campaign’s evidentiary map; its crosses are not a complete count of victims or incidents. E. D. Morel · Red Rubber (1906) / Wikimedia Commons · Public domain · Full-frame Wikimedia 1280-pixel derivative converted to WebP · Licence terms

Africa / Empire

The Congo Free State: extraction, coercion and population loss

Leopold II’s Congo Free State organised violent extraction of rubber and ivory. Its history requires attention to coercion, disrupted livelihoods and the limits of population estimates.

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1905–1907 CENew study
Content note: this non-graphic photograph shows condemned Maji Maji fighters shortly before their execution in February 1906. The original photographer and holding institution are not identified; the file is a 2014 digital reproduction of the archival image. Original photographer unidentified; digital reproduction by Downluke / Wikimedia Commons · CC BY-SA 4.0 · 960-pixel Wikimedia derivative converted to WebP; derivative under the same licence · Licence terms

Africa / War

The Maji Maji war and German colonial coercion

Resistance to German rule in East Africa grew from coercive taxation and labour. The suppression devastated communities in what is now mainland Tanzania.

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1958–1962 CENew study
Workers beside a furnace in a frame at 25:00 from the 1958 U.S. government documentary China Leaps Forward. The exact people and facility are unidentified, and the CIA-produced film provides a Cold War American interpretation rather than neutral Chinese documentation. Central Intelligence Agency / U.S. National Archives / Wikimedia Commons timed-media frame · U.S. federal work, public domain · Converted to WebP · Licence terms

Asia / Rights

The Great Leap Forward and China’s famine

A drive for accelerated socialist production reorganised rural China. The resulting famine killed tens of millions; dates and estimates vary across historical reconstructions.

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