Maybe people are starting to get a little angry now. During what could be the most expensive police operation in British history protesters could provide a real sense-of-humour test for the authorities.

Commander Bob Broadhurst, who is responsible for the operation (with a bill estimated at up to £10 million) said, “These are innovative people and we must be innovative as well. It will be an exciting couple of days, to say the least” (Guardian).

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