Muhammad ibn Zakariya al-Razi (Rhazes), greatest clinician of the Islamic world who identified smallpox and measles.
Notable Works
Al-Hawi (Comprehensive Book), Treatise on Smallpox and Measles
Fun Facts
Razi was the first to distinguish smallpox from measles—a discovery that saved millions! He proposed alcohol as an antiseptic and made surgical sutures from sheep gut. His 'Al-Hawi' spans over 20 volumes and was taught in Europe until the 17th century.
Related Events
Cyrus the Great - Birthday
Birthday of Cyrus the Great, founder of the Achaemenid Empire. This date coincides with the ancient Shahrivargan festival and was traditionally celebrated as Father's Day in ancient Iran. Note: This differs from Cyrus the Great Day (7 Aban - entry into Babylon).
Cyrus the Great - Start of Reign
Start of Cyrus the Great's reign over Persia and then Media, the epoch of the Imperial Persian calendar.
Nader Shah - Birthday
Nader Shah Afshar, founder of the Afsharid dynasty and the greatest military conqueror of Persia after Islam. He defeated the Mughal Empire and brought the Peacock Throne to Iran.
Reza Shah Pahlavi - Birthday
Reza Shah Pahlavi, founder of the Pahlavi dynasty and father of modern Iran. He rescued Iran from chaos and led the country toward modernization.