I mean, is it a conspiracy if, by the Canadian government's own admission, they are tracking and freezing the accounts of those involved in the trucking protest?
https://fortune.com/2022/02/16/trudeau-freeze-freedom-convoy...
https://fortune.com/2022/02/16/trudeau-freeze-freedom-convoy...
EDIT: Or in thinking about it further, it could have been thoughts of self preservation on the banks part. In order to keep a decent portion of their customer base from transferring their funds to "offshore" banks, of some sort, they simply closed their proverbial doors for a time, to let the panic die down.