Angela Merkel has recommended that Germans who are concerned about Islamisation should play Christmas carols on the recorder to contain any possible threat. At a national congress of the Christian Democratic Union (CDU) party in Wittenburg the German Chancellor told supporters that it’s up to them to hold off the growth of Islam in Germany, by preserving Christmas traditions. Addressing points raised by the populist Alternative for Germany (AfD) party about Islamic law holding values that are antithetical to those of Germans, Merkel conceded: “I know that there are concerns about Islam.” The CDU politician argued that it’s up to Germans to contain Islamisation in Germany, suggesting they do so by recalling Christian traditions. “How many Christmas carols do we still know? And how many of them…