The border between the two countries is all but open, labour flows freely, goods trade without customs and three million migrant Ukrainians actually work in Russia now, he said. With the two countries’ deep cultural, historical and, especially, economic ties, Ukraine would be loathe to goad Russia into an armed response and Russia would be hurting itself if it helped push Ukraine further into turmoil, said Piotr Dutkiewicz, a political science professor at Carleton University in Ottawa. Article content VIKTOR DRACHEV/AFP/Getty Images This advertisement has not loaded yet, but your article continues below.