The whole tendency of the government is toward an unbridled despotism. Arrests are made on the slightest suspicion. Police agents are quartered in cafés. Houses are entered and papers searched, in a style befitting the worst despotism in the world rather than a nominal Republic. There have been various rumors of conspiracies and intended insurrection, but they seem to have been groundless. The President laid the foundation stone of the great central market hall, which the city is erecting at a cost of over five million dollars, near St. Eustache. The ceremony was witnessed by an immense concourse. The President in his speech took occasion to express the hope that he might be able to "lay upon the soil of France some foundations whereupon will be erected a social edifice, sufficiently solid to afford a shelter against the violence and mobility of human passions." EASTERN AND SOUTHERN EUROPE. An important commercial treaty has been concluded in Germany. Hanover has joined the Prussian Zollverein, having heretofore been the head of a separate association, called the Steuerverein, which has been by this movement dissolved. The custom-duties of the Zollverein have been levied on a protective scale; by this new arrangement, the rates will be lowered. The conclusion of this treaty has created a marked sensation in Vienna, as the journals there were loudly predicting the dissolution of the Zollverein. The Emperor of Austria has written to Prince Schwartzenberg, urging the necessity of increased economy in public affairs. The King of Prussia is about to abolish the Landwehr, and have none but regular troops in his service.