Despite surviving a crucial party room vote, leadership speculation continues to haunt Tony Abbott, as it did with his Labor predecessors. Why is Australia so quick to ditch its political leaders? Does this suggest a deeper problem with the state of our democracy?  Distinguished intellectual, Francis Fukuyama, argues the politics and institutions of the Western world are in decay. Also in this episode of Between the Lines, host Tom Switzer reflects on the lessons of the 70 year old Yalta agreement, one of the most controversial diplomatic conferences in modern history.