No, we dont all have to agree but those that don't would also do well to remember that just because they don't like or agree doesn't mean they get to insist on it being wrong.
I've seen countless people saying they wont be mourning for her and being really nasty towards those who are upset, as though grief should be reserved for the working class and the poor.
Children can still play football, it's only FA related matches that are cancelled including my own childs FA match but instead the two teams are meeting up to play a friendly instead where they will observe a w kind silence before.
She hardly died with the intent of inconveniencing you, get a grip!
And as for the mounds of flowers when there are elderly in poverty and isolation, how ridiculous to insinuate that one is responsible for the other, those elderly people would have been in poverty and isolation if she hadn't passed away.