British: Ex-KGB agent poisoned
Everything you ever wanted to know about Putin's work in East Germany - Russia Beyond
The Purges in Putin's Shrinking Inner Circle
Soviet artists drew a freedom message. A KGB agent named Putin investigated. - The Washington Post
Russia's Putin is so powerful everyone is scared to tell him the truth
Who is Vladimir Putin? How Russian president rose from KGB officer - Daily Record
How Russia's Answer to James Bond Helped Propel Vladimir Putin — Code and Dagger
The KGB Taught Putin Him How to Lie, Think Like a Terrorist: Ex-Spies
The Spies Who Love Putin - The Atlantic
Can Putin win? – POLITICO
Ex-KGB Agent Says Trump Was a Russian Asset. Does it Matter?
Vladimir Putin, Biography, KGB, Political Career, & Facts
Vladimir Putin, Biography, KGB, Political Career, & Facts
Vladimir Putin and Mikhail Khodorkovsky: One Man's Truth, Another Man's Tyranny