The Islamic calendar started in the year

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The Islamic calendar started in the year Answer: 622 AD

The Islamic calendar, also known as the Hijri calendar, began in 622 AD, the year of the Hijrah (migration) of Prophet Muhammad (PBUH) from Makkah to Madinah. This event marks the beginning of the Islamic lunar calendar.

Question context

This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the ASF Airports Security Force preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.