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Rh United States is concerned, than the checking of the last German spy offensive in Mexico, which had for its object a military clash between that republic and the United States?

The last spy offensive marked the climax to German operations on the American continent, just as the discovery of German-paid intrigue to force peace in Europe has shattered the Imperial plans for an Imperial peace.

Undoubtedly Germany still has her trusted agents and their bribed assistants in Washington, London, Paris, Rome, Petrograd and other cities; but most of them are like a swarm of wingless bees miles away from the hive. The Allies and the United States have had to fortify themselves against spying as against military attack, and their defences to-day are almost flawless. They have succeeded in discovering if not in destroying the channels through which information was sent to and from Berlin. Sometimes, seemingly by mere chance, a link has been broken, as in the case of the wireless operator on an interned Teutonic liner who escaped to Mexico before Congress declared war. When I was in Mexico City, and even before I left the United States, I heard reports about secret German wireless stations; but I was unable to establish the location of any German tower that was not deaf and dumb, and that had any other sign language as a substitute.

After diplomatic relations between Washington and Berlin were severed the chief wireless officer