When did the term 'Black Friday' first become widely used to describe the day after Thanksgiving shopping phenomenon?

The history of retail contains fascinating stories of how shopping traditions evolved. One of the most significant retail events in modern history has transformed from a local shopping day to a global phenomenon that shapes retail strategies worldwide. Test your knowledge about the origins of this massive shopping festival that now kicks off the holiday shopping season in many countries.

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1950s - As a term used by Philadelphia police to describe the chaotic crowds
1975 - When retailers first started opening early with special deals
1939 - When President Roosevelt moved Thanksgiving to extend the shopping season
1984 - When the first major mall-wide coordinated sales event occurred