Trust, but verify Trust, but verify Trust, but verify (; "Doveryat, no proverit") is a Russian proverb. The phrase became well known in English when used by President Ronald Reagan on multiple occasions in the context of nuclear disarmament. Suzanne Massie, an American writer, met with President Ronald Reagan many times between 1984 and 1987. She taught him the Russian proverb "Doveryai, no proveryai" (; "Trust, but verify"), advising him that "The Russians like to talk in proverbs. It would be nice of you to know a few. You are an actor – you can learn them very quickly." The proverb was adopted
Historiography of the Cold War historians have also presented the view that the origins of the Cold War date to the Allied intervention in the Russian Civil War. Some reach back even further as Wisconsin School historian Walter LaFeber in his study "America, Russia, and the Cold War", first published in 1972, argued that the Cold War had its origins in 19th century conflicts between Russia and the United States over the opening of East Asia to American trade, markets and influence. LaFeber argued that the United States commitment at the close of World War II to ensuring a world in which every state was