London Calling - Bangladesh Demo outside Claridge's Central London

In London public demonstrations are allowed even if they block roads, police are having to monitor and control them all paid by the taxpayers.
Free speech is a legitimate democratic process but does cause problems for the commercial aspects of life causing economic disruption.
What happens in the USA?
The rest of the World?
Many countries do not tolerate free speech so we must realise how lucky we are in the Western World to be allowed to express ourselves