Maybe we can, but this isn't it. Whether to allow a state visit by Trump has been an issue since he was elected, and the general dissent has been going on since then. The date for this has been known long in advance.

Since our government knew there would be so many protests, the 'state visit' has consisted of trying to keep him hidden away from the public as much as possible - off to visit the prime minister's secluded country estate, rather than at Downing Street in the middle of London where it would be easy to hold a massive demonstration.