This is a list of wars involving the political entities based in the Magadha region of India.
Ancient Magadha Conflict Magadha and Allies Opponent(s) OutcomeMagadha–Anga war(540–535 BCE)Haryanka dynastyAngaVictory :Magadha annexation of Anga. First Magadha–Avanti War(544–413 BCE)Haryanka dynastyAvantiDefeat: Magadha failed to annex Avanti.Magadha–Kosala War(Late 5th century BCE)Haryanka dynastyKosalaVictory: Magadha annexation of Kosala.Magadha–Vajji war(484–468 BCE)Haryanka dynastyVajjika LeagueVictory: Magadha annexation of Vajjika Republic.Second Magadha–Avanti War(413–400 BCE)Shishunaga dynastyAvantiVictory: Magadha annexation of Avanti.Nanda's conquest of Northern India (c.345 - 321 BCE)Nanda dynastyNorth Indian statesVictoryOverthrow of the Nanda dynasty(c. 323–321 BCE)Nanda dynastyChandragupta MauryaDefeat: Establishment of the Mauryan Empire over annexed Nanda territories.Chandragupta's conquest of North-western India(c. Early 3rd century BCE)Maurya dynastyGreek satrapies Victory: All remaining Macedon satrapies defeated.Chandragupta Maurya and his times pg.6-8 31-33Chandragupta's Conquests of Deccan (c. Early 3rd century BCE)Maurya dynastyDeccan statesVictory: Chandragupta's reign extended over most of the subcontinent.Age of Nanadas and Mauryas Pg.18Seleucid–Mauryan War(305–303 BCE)Maurya dynastySeleucid EmpireVictory: Treaty of the Indus; Seleucid Empire's eastern satrapies such as Aria, Arachosia, Gedrosia and Paropamisadae ceded to the Maurya Empire.First Takshashila Revolt(c. Late 3rd century BCE)Maurya dynastyRebelsVictory: Prince Ashoka stops the revolt.Second Takshashila Revolt(c. Late 3rd century BCE)Maurya dynastyRebelsDefeat: Prince Shushima fails to stop the revolt.Kalinga War(c. 262–261 BCE)Maurya dynastyKalingaVictory: Kalinga annexed by Mauryan dynasty.Mauryan Reconquest(c. Early 2nd century BCE)Maurya dynastyBreakaway Deccan states & KalingaVictory: Imperial soldiers disguised as Jain monks reconquer breakaway territories.Shunga–Greek War(c. Late 2nd century BCE) Demetrius I's invasion of IndiaShunga dynastyGreco-Bactrian Kingdom & Indo-Greek KingdomVictory: Shungas managed to resist the invasion.Shunga–Vidarbha War(c. Mid 1st century BCE)Shunga dynastyVidarbhaVictory: Vidarbha recognized the suzerainty of the Shunga rulers.Kanva–Satavahana War(28 BCE)Kanva dynastySatavahana dynastyDefeat
Classical Magadha In the classical age of India, Magadha was ruled by the Gupta Empire and then the Later Gupta dynasty. Conflict Allies Opponent(s) OutcomeSamudragupta's first North Indian campaign (c. 4th century CE)Gupta Empire3 kings of AryavartaGupta VictorySamudragupta's second North Indian campaign (c. 4th century CE) Gupta Empire8 kings of AryavartaGupta VictorySamudragupta's South Indian campaign (c. 4th century CE)Gupta Empire12 kings of DakshinapathaGupta VictoryGupta–Saka Wars (c. 375 to 413 CE)Gupta EmpireWestern SatrapsGupta VictoryChandragupta II's conquest Balkh (Punjab and Afghanistan) (c. 4th century to 5th century CE)Gupta EmpireBalkh statesGupta victoryKumaragupta I's conquest of South-western India (c. 5th century CE)Gupta EmpireTraikutaka dynastyGupta VictoryBattle of Sondani(528 CE) Alchon Huns AulikarasGupta Empire Gupta and Aulikara victoryGauda–Gupta War (528 CE) Gauda Kingdom Gupta Empire Later Gupta dynasty Maukhari dynasty Gupta and Maukhari victory
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