Territorial evolution

wartime principle in international law

transfer of the Crimean Peninsula from the Russian SSR to the Ukrainian SSR

96-mile long border between England and Scotland

aspect of British history

southward expansion of the territory of Vietnam from the 11th century to the mid-18th century, from its original heartland in the Red River Delta, tripling ts territory

history of politics from ancient times

Region of British India under Company rule (1805–34)

the legal procedure of enacting Article XIII of the North Atlantic treaty

aspect of British history

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1583–1619 unification of the Jurchen tribes under Nurhaci, founder of the Later Jin dynasty

boundary between England and Wales

principle of international law which provides that newly formed sovereign states should have the same borders that their preceding dependent area had before their independence