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
Tanks of the post–Cold War era guns and communications equipment, and featured improved NBC protection system. Switzerland operated 380 Pz 87 tanks. At the turn of the century, Germany and the Netherlands found themselves with large stocks of tanks they had no need for after the end of the Cold War. These tanks were sold to NATO or friendly armies around the world. Among these were Austria, which received 114 vehicles. Canada (107), Chile (140), Denmark (51), Finland (139), Greece (183), Norway (52), Poland (247), Portugal (37), Singapore (96), Spain (108), Sweden (160), and Turkey (339) were among the buyers of the surplus tanks. The Challenger