CAUTIONLondon. Today: Mr. Ii Maurice Ashknnasy, pre-l I sident of the executive I council of Australian ; Jewry and chairman of I (he Victoria n Bar Aaao-f elation, warned lustnlghl against complacency among Jews throughout the world.He said that many thought that now that Israel was created and the war criminals tried there was nothing to worry aboutHowever. Jews were still facing dangers to the future existence of world Jewry, he added.