5 ATLASES

History of Siachen Glacier in maps

Siachen Glacier as it appears in 5 interactive history atlases, from 1857 to 1964: Siachen. Each era below lists who ruled the land and when control changed, linked to the dated map that shows it.

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Map of India in August 1947, showing Siachen Glacier — MAP OF INDIA IN AUGUST 1947

These maps are reconstructed from published sources · Cliopatria v0.2.1: dated historical polity records · geoBoundaries India ADM2 (2021): named district reference geometry · National Archives of India: Abhilekh Patal historical records portal · Natural Earth v5.1.2: complete country reference geometry · Natural Earth: administrative reference units · UK National Archives: the Partition of British India · Imperial Gazetteer Atlas (1907): India in 1837 and 1857 · Imperial Gazetteer of India (1908): Indian Empire political plate

Source details

Cliopatria contributors / Seshat Global History Databank. CC BY 4.0 · Reviewed record selection; East/West Pakistan selected as complete components; source dates and identities retained.
geoBoundaries / Pathways Data Pvt Ltd / lgdirectory.gov.in. ODbL 1.0 · Selected complete named districts dissolved as documented historical reporting-region proxies. Derived database also available in reconstructed-india.geojson under ODbL 1.0.
National Archives of India; contextual historical records, not a boundary survey. Historical factual reference; no source prose reproduced
Natural Earth. Public domain
Natural Earth. Public domain · Full components retained and dissolved into explicitly dated historical groups; no source-coordinate simplification.
UK National Archives; award and independence context, not modern boundary geometry. Historical factual reference; no source prose reproduced
Imperial Gazetteer Atlas of India / Edinburgh Geographical Institute. Public domain · Georegistered 1837 Oudh and Bhonsla/Nagpur polity traces provide pre-annexation context; intervening local changes remain a limitation.
J. G. Bartholomew / Imperial Gazetteer of India, 1908; scan Fowler & Fowler. Public domain · Native-resolution colour-boundary extraction; printed graticule registration; printed label holes removed, territorial enclaves retained. 1908 geography is explicitly a nearby-date proxy in earlier chapters.

Partition and Kashmir lines use the closest downloadable successor boundary references. Later river and enclave changes, and the 1972 LoC adjustments, are not represented as exact 1947/1949 surveys.

proxy: 1947 award; modern same-border reference · proxy: 2021 same-named district proxy for the historical region · proxy: Contemporary regional reference · proxy: Historical enclave, source-vintage outline · proxy: Modern same-enclave reference · proxy: Natural Earth v5.1.2 · proxy: Sikkim protectorate, contemporary same-unit outline · reconstruction: Event-specific regional reporting units; source-vintage geography · trace: 1908 printed plate; explicit earlier-date proxy when bound to earlier chapters · vector: 1890–2023 · vector: 1947–1947 · vector: 1947–1975

Layer records and reconstruction methods

What was Siachen Glacier before it was Siachen Glacier? The sections below follow this land through every era covered by the Maps of History atlases: who ruled it, what it was called, and when control changed. Each line links to the dated map. Modern borders serve as an approximation, as each atlas says on the map itself.