
Tensions rise as the US expels two Russian diplomats in response to Moscow's actions.
Russia had declared two US diplomats persona non grata after alleged improper contacts.
The State Department condemns Russia's pattern of harassment against American diplomats.
US-Russian relations reach their lowest point since the Cold War era.
Russia accused US diplomats of illegal activity related to a former consulate employee's arrest.
Robert Shonov was arrested for gathering information on Russia's military actions and elections.
Shonov collected data on military operations and their impact on public sentiment.