Mrs Merkel has cancelled a high-profile trip to Russia on September 7, the crucial day when the package goes to the Bundestag and the country's constitutional court rules on the legality of the EU's bail-out machinery. If the court rules that the €440bn rescue fund (EFSF) breaches Treaty law or undermines German fiscal sovereignty, it risks setting off an instant brushfire across monetary union. The seething discontent in Germany over Europe's debt crisis has spread to all the key institutions of the state. "Hysteria is sweeping Germany " said Klaus Regling, the EFSF's director. German media reported that the latest...