Definition

Noun: * Federal Security Bureau: The internal counterintelligence and state security service of the Russian Federation. It is the main successor agency to the Soviet-era KGB (Committee for State Security).

Usage

• The term Federal Security Bureau is a proper noun used to refer specifically to the principal security agency of Russia.
• It is often used in political, historical, and intelligence contexts.
• It is commonly abbreviated as FSB.

Examples

• The Federal Security Bureau is responsible for counterintelligence, internal security, and border protection.
• Analysts compared the methods of the Federal Security Bureau to those of its predecessor, the KGB.
• He formerly served as an officer in the Federal Security Bureau.

Advanced Usage

• The phrase "FSB officer" is commonly used to denote an individual agent or employee of the agency.
• In geopolitical analysis, the Federal Security Bureau is frequently discussed in the context of modern Russian power structures and intelligence activities.

Variants and Related Words

• FSB: The standard and most frequently used acronym for the Federal Security Bureau.
• Federal Security Service: An alternative English translation of the agency's full Russian name ().
• KGB (Committee for State Security): The Soviet-era predecessor organization to the FSB.

Synonyms

• Security Service
• Intelligence Agency (though this is a broader category)
• Counterintelligence Service

Note: There are no specific idioms or phrasal verbs associated with this proper noun.

Noun

1. the internal counterintelligence agency of the Russian Federation and successor to the Soviet KGB; formerly led by Vladimir Putin