when was rudolph the red-nosed reindeer written

The story of Rudolph the Red-Nosed Reindeer was written by Robert May in 1939. It was originally written as a promotional tool for the Montgomery Ward department store chain, but it quickly became a classic holiday story that is still beloved today. The story follows Rudolph, a young reindeer with a glowing red nose, who is bullied by the other reindeer for his unique appearance. But when Santa discovers that Rudolph's red nose makes him an ideal light for the sleigh, he is accepted and celebrated by all.