inspect every present carefully...... [View all]

https://www.atlasobscura.com/articles/how-a-gift-from-schoolchildren-let-the-soviets-spy-on-the-us-for-7-years

"...a group of Russian children from the Vladimir Lenin All-Union Pioneer Organisation (sort of a Soviet scouting group) presented a carved wooden replica of the Great Seal of the United States to Averell Harriman, the U.S. Ambassador to the Soviet Union.

The gift, a gesture of friendship to the USSR’s World War II ally, was hung in the ambassador’s official residence at Spaso House in Moscow. It stayed there on a wall in the study for seven years until, through accident and a ruse, the State Department discovered that the seal was more than a mere decoration.

It was a bug....."