The Battle of Geyve ( tr, Geyve Muharebesi) was a small but decisive engagement fought during the

Turkish War of Independence The Turkish War of Independence "War of Liberation", also known figuratively as ''İstiklâl Harbi'' "Independence War" or ''Millî Mücadele'' "National Struggle" (19 May 1919 – 24 July 1923) was a series of military campaigns waged by th ...

. Unlike other battles of the war, forces of the

Grand National Assembly Great National Assembly or Grand National Assembly may refer to: * Great National Assembly of Alba Iulia, an assembly of Romanian delegates that declared the unification of Transylvania and Romania * Great National Assembly (Socialist Republic of R ...

directly fought forces of the Constantinople government, which was under Allied occupation.Hilafet Ordusu
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References

Conflicts in 1920 Battles of the Turkish War of Independence History of Sakarya Province 1920 in the Ottoman Empire May 1920 events {{battle-stub