Guest post: Ukraine’s European challenge

The Yalta conference in Crimea, Ukraine, left a clear feeling of a geopolitical shift in Europe. Not the one 68 years ago at this Black Sea resort but the annual Yalta European Strategy conference organised last weekend by Ukrainian philanthropist Victor Pinchuk with the participation of Tony Blair, Bill and Hillary Clinton, Karl Bildt, Stefan Fule and many other European and global leaders and opinion makers.