The protesters could be seen hauling a red container with the label, “Stop Arming Israel,” which they dumped into the pond outside the embassy.

Six people have been arrested after 300 litres of blood-red dye was dumped into a pond outside the US embassy in London in protest against America's sale of arms to Israel. Will McCallum, co-executive director of Greenpeace UK, was one of those apprehended, according to the international organisation.