London police said Sunday that 532 people were arrested the previous day when supporters of a pro-Palestinian group that was recently outlawed as a terrorist organization intentionally broke the law.

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.

Hundreds arrested in London as pro-Palestinian group supporters deliberately defy new ban to challenge free speech limits.