Collapse of the Black Sheep dynasty

Timeline

1. 1451–1455Azerbaijan · AzerbaijanThe Black Sheep dynasty under Jahan Shah faced the strong challenge of Uzun Hasan of the Aq Qoyunlu; the two sides repeatedly contended along the Azerbaijan and western Iran border, the Black Sheep gradually lost their military edge, and vassals and allies began to waver.
2. 1458Baghdad · IraqThe Aq Qoyunlu captured Baghdad, depriving the Black Sheep of control over Mesopotamia and eliminating the remaining Jalairid forces. This battle became the key turning point from prosperity to decline, sharply reducing fiscal revenue and strategic depth.
3. 1458–1460Western Iran · IranBy around 1460 the Black Sheep dynasty could barely hold the core area around Tabriz, vassals defected to the Aq Qoyunlu, and army morale was low. Though not yet fully destroyed, the dynasty had entered an irreversible process of collapse.