The protests were linked to concerns over personal freedoms and government overreach. Mainly related to COVID-19 mandates and stay at home recommendations.
Supporters saw the movement as a grassroots stand for liberty against government overreach.
*edit the freedom convoy organised 3 years ago in 2022 as pointed out by commenter’s.
The argument here is actually that they didn’t find Sars-CoV-2, but that their controls to test against got mixed up with their samples. It doesn’t matter, really. My point is that this got political very fast and that now we may never know