The idea that Ukraine is an independent nation with its own national identity is one that Russian President Vladimir Putin has openly disputed since long before the invasion, and he’s not alone and this is not a modern idea but one that dates far back into history. Our guest today strongly disputes this claim, and his recent books offer direct evidence of a decades-long effort by the Soviet Union and then Russian to stoke divisions among the Ukrainian diaspora and people around the world, and cast doubt on the very idea of an independent Ukraine.