International Firefighters’ Day is observed on_____________? September 18, 2021September 18, 2021 administrator International Firefighters’ Day is observed on_____________?May 04.Well Done. Your Answer is Correct Keep it Up!377423737737012 Share this:FacebookXLike this:Like Loading...Related Posts:International Day of the Midwife is observed…World Hand Hygiene Day is observed on_____________?Coal Miners’ Day is observed on_____________?International Workers’ Day is observed on____________?When is the International Day of Radiology (IDoR) observed?When is the International Internet Day observed globally?