American espionage in the Soviet Union and Russian Federation


The United States has conducted espionage against the Soviet Union and its successor state, the Russian Federation.

Soviet Union

Throughout the Cold War, acts of espionage, or spying, became prevalent as tension between the United States and Soviet Union increased.

Russian Federation

Status

According to U.S. government officials, as of 2016 the United States Intelligence Community had earmarked up to 10-percent of its budgets "to Russia-related espionage".

Incidents