What is the reason for the territorial disputes between Russia and Ukraine? Who has the most convincing historical claim to eastern Ukraine and the Crimean peninsula? Why? What is the primary reason President Putin wanted Crimea so badly? Could similar territorial disputes arise elsewhere in the former Soviet Union Have they already? (Spoiler alert - yes, they have.) The speaker will be Dr. Philip Pryde, professor emeritus at SDSU, who was a specialist on the Soviet Union and the Russian Federation. He has written three books about the Soviet Union and has spent time in 13 of the 15 former Soviet republics.