learn the lesson(The Kremlin hasn't learned the lessons of history. They dream of recreating the Soviet Union, or a kind of ‘Greater Russia' carving up territory based on ethnicity, and language.gov.uk4uzhoj)
learn the lessons of history(The Kremlin hasn't learned the lessons of history. They dream of recreating the Soviet Union, or a kind of ‘Greater Russia' carving up territory based on ethnicity, and language.gov.uk)