Mayor of London Sadiq Khan speaks at the London Tech Week in London, Britain, June 12, 2023. REUTERS/Toby Melville/File Photo Acquire Licensing Rights LONDON, Oct 20 (Reuters) - London police said on Friday they had recorded a 1,353% increase in antisemitic offences this month compared to the same period last year, while Islamophobic offences were up 140% in the wake of the attack by Hamas on Israel. Prime Minister Rishi Sunak has called the rise in antisemitism sickening and vowed that Britain would not tolerate any hatred, as groups which monitor incidents involving Jews and Muslims said cases had soared...