They could, but it would be seen as retaliatory. Given the large difference in the numbers of COVID cases between the two countries, there haven't been any too many objections. It is what it is.

https://health-infobase.canada.ca/covid-19/international/


Safe Shooting!
Steve Redgwell
www.303british.com

Get your facts first, then you can distort them as you please. - Mark Twain
Member - Professional Outdoor Media Association of Canada
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