Hundreds attended Saturday’s demonstration in Parliament Square, organised by Defend Our Juries.

The Metropolitan Police said it would arrest anyone expressing support for Palestine Action.

In an update posted on X, Scotland Yard said 365 people had been arrested for supporting a proscribed organisation as of 6pm.

A further seven arrests were made for other offences, including five for assaults on officers. None were seriously injured, the force added.

The Met earlier said the detained protesters were taken to prisoner processing points in the Westminster area, and those whose details could be confirmed were bailed, with conditions not to attend any further protest in support of Palestine Action.

Those whose details were refused, or could not be verified, were taken to custody suites

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