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| Nader's Conquest of Khorasan | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Part of Nader's Campaigns | |||||||||
 An accurate map of Persia by Emanuel Bowen showing the names of territories during the Persian Safavid dynasty and Mughal Empire of India (c. 1500–1747) | |||||||||
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| Belligerents | |||||||||
 Safavid loyalists | Separatists in Khorasan | ||||||||
| Commanders and leaders | |||||||||
|
Tahmasp II(nominal) Nader Fathali Khan Qajar  |
Malek Mahmoud Sistani Pir Mohammad | ||||||||
| Strength | |||||||||
| 30,000 | Unknown | ||||||||
| Casualties and losses | |||||||||
| negligible | minimal | ||||||||
The conquest of Khorasan (Persian: جنگ خراسان) by Safavid loyalist forces against separatists in Khorasan was Nader Shah's first major military campaign which he waged on behalf of the new Safavid pretender to the throne, Tahmasp II. It would propel him into the centre of the political landscape of war-torn early eighteenth-century Persia.