Auspicious Incident
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The Auspicious Incident was the forced disbandment of the centuries-old Janissary Corps by Sultan Mahmud II on 15 June 1826. Most of the 135,000 Janissaries revolted against Mahmud II, and after the rebellion was suppressed, most of them were... Wikipedia
Date: June 15, 1826
Location: Istanbul Eyalet
Result: The Janissary Corps was disbanded and replaced with a more modern military force