My guest today is former Australian Prime Minister, Tony Abbott.

Today we discuss:

• His new book "Australia: A History - How An Ancient Land Became A Great Democracy"
• What he means when he says "Australia has been fundamentally a 'liberal' project"
• Whether Australia would have been different if we had not adopted the restrictive rules on immigration and high tariffs policies at Federation
• Whether he agrees with US Secretary of State Marco Rubio about the foolishness of "free trade"
• How countries like Australia decide, given the mixed results of the last 30+ years, what conflicts they should get involved or continue with in future
• Whether "liberal values" are sufficient to define or keep nations together
• What he thinks of my

And much, much more.