British PM Johnson: "Russia planning biggest war in Europe since 1945"

(London) -- British Prime Minister Boris Johnson says Russia is planning "the biggest war in Europe since 1945."  

In in an interview that aired Sunday, Johnson said that Russia would pay a very high price if it invades Ukraine. He said his government will stop Russian companies raising money on UK markets and that London and Washington will stop those companies trading in pounds and dollars, saying "that will be very hard."  

Johnson said Russian President Vladimir is "gravely miscalculating" and that Moscow would have absolutely nothing to gain and everything to lose.