KYIV, Ukraine—Since April 2014, Ukraine has been locked in a land war in its eastern Donbas region against a combined force of Russian regulars, pro-Russian separatists, and foreign mercenaries. During that time, Russia has used…
KYIV, Ukraine—Since April 2014, Ukraine has been locked in a land war in its eastern Donbas region against a combined force of Russian regulars, pro-Russian separatists, and foreign mercenaries. During that time, Russia has used…