More than 800 people were arrested in London on Saturday while protesting the British government’s decision to designate a pro-Palestinian activist group as a terrorist organization. #London #Britain #protest Read the story here: https://nyti.ms/46bvZ7A Subscribe: http://bit.ly/U8Ys7n More from The New York Times Video: http://nytimes.com/video ---------- Whether it's reporting on conflicts abroad and political divisions at home, or covering the latest style trends and scientific developments,