‘A superbly researched and groundbreaking account of Soviet espionage in the Thirties ... remarkable’ 5* review, Telegraph On the trail of Soviet infiltrato

On a sunny September day in 1931, Soviet spy Stanislav Shumovsky walked down the gangplank of the SS Europa and into New York, concealed in a group of 65 Soviet

The incredible true story of a British physicist who was an undercover spy for the Soviets. The world first heard of Klaus Fuchs, the head of theoretical physic

The first full account of Nazi spies in 1930s America and how they were exposed. In the mid-1930s just as the United States was embarking on a policy of neutral

Investigative journalist Lee Smith uses his unprecedented access to Congressman Devin Nunes, former head of the House Intelligence Committee, to expose the deep