The UK parliament has been left vulnerable to “foreign actors” after charges against two men suspected of spying for China were dropped, the speaker of the House of Commons has warned. Speaking to the Times, Lindsay Hoyle said the decision to drop the charges effectively gave Beijing “licence to operate” within parliament. Christopher Cash, 30, and Christopher Berry, 33, had denied accusations of providing information prejudicial to the interests of the state in breach of the Official Secrets Act between December 2021 and February 2023. The men were due to…