Silesia was at the mercy of the foe. Frederick regarded the calamity as irreparable. Still in a few hours he recovered his equanimity, and in public manifested his accustomed stoicism. The victorious Austrian soldiers in Silesia conducted themselves like fiends. Their plunderings and outrages were too shocking to be recited. Nothing was spared by them, writes Frederick, but misery and ugliness.THE ASSAULT ON GLOGAU.Maria Theresa, greatly elated by her success in driving the Prussians out of Bohemia, resolved immediately, notwithstanding the severity of the season, to push her armies through the Giant Mountains for the reconquering of Silesia. She ordered her generals to press on with the utmost energy and overrun the whole country. At the same time she issued a manifesto, declaring that the treaty of Breslau was a treaty no longer; that the Silesians were absolved from all oaths of allegiance to the King of Prussia, and that they were to hold themselves in readiness to take the oath anew to the Queen of Hungary.Dickens at length ventured to ask the king directly, What shall I write to England?In truth, when General Daun approached, and Frederick saw that there was no possibility of his taking the city, he, in the wantonness of his rage, set fire to upward of a hundred houses in the suburbs which had hitherto escaped the flames. Three hundred and fifty houses were destroyed within the walls. More than that number were half destroyed, shattered by bombs, and scorched with flames. These were terrible calamities falling upon a city already exhausted by four years of the most desolating war. The King of Poland closed his appeal by saying,