London — It may sometimes seem that British Jews display upper lips as stiff as their non-Jewish countrymen's, preferring to suffer quietly or downplay prejudice directed against them. But new official statistics have revealed that anti-Semitic incidents in Britain have reached new heights. According to the Community Security Trust, the body that monitors threats to British Jewry, a total of 532 anti-Semitic incidents were recorded last year, marking a 42 percent increase from 2003. The figures include a 323% rise in anti-Semitic threats, with an all-time high of 93 such incidents last year, compared with 22 in 2003. There was...