“The use of such chemicals is not an isolated incident and is probably driven by Russian forces’ desire to dislodge Ukrainian forces from fortified positions and achieve tactical gains on the battlefield,” the message said. “The Department of State has made a determination under the CBW Act [Chemical and Biological Weapons Control and Warfare Elimination Act of 1991] that Russia has used the chemical weapon chloropicrin against Ukrainian forces in violation of the Chemical Weapons Convention.” Read also: Russian forces deploy more chemical weapons in Tavria front — Ukrainian forces As a result…