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 lab leak theory was dismissed because there was a lot of powerful people that didn’t want any serious investigation into it. China was 100% against the lab leak theory. Fauci and the CDC were also against the lab leak theory as he was directly responsible for funding gain of function research in the most likely lab, which had been widely criticised as extremely risky research.
It also makes an incredible conspiracy theory because it’s essentially impossible to prove either way at this point.