In May 1919, when the NFPA held its 23rd annual meeting in Ottawa at the invitation of the Dominion Fire Prevention Association (DFPA), the NFPA and DFPA both passed resolutions urging governments in the United States and Canada to support the campaign for a common Fire Prevention Day. This was expanded to Fire Prevention Week in 1922.
In May 1919, the NFPA and DFPA met at their 23rd annual conference in Ottawa, Canada, to promote a common Fire Prevention Day. Their joint efforts led to the establishment of Fire Prevention Week in 1922.