Anti-Israel protesters gathered at Parliament Square to challenge a ban on support for Palestine Action, arguing it is an illegal restriction on freedom of speech.

British police said they arrested 365 people in central London as supporters of a recently banned pro-Palestinian group intentionally flouted the law as part of their effort to force the government to reconsider the ban.

British police arrested more than 200 people in central London on Saturday as supporters of the recently banned pro-Palestinian group Palestine Action deliberately violated the law to challenge the government's prohibition,