North Korea has countered President Donald Trump’s accusations that supreme leader Kim Jong Un was developing chemical and biological weapons, claiming that it was the U.S. that had developed such weapons of mass destruction and used them in various conflicts around the world, including on the Korean Peninsula. The North Korean Foreign Ministry’s Institute for American Studies issued a statement Wednesday in response to claims by “some U.S. media and experts” that the reclusive, militarized state had amassed a deadly arsenal of chemical and biological weapons. The state-run institute denied the charge, which was recently included in Trump’s debut National Security Strategy, and branded the U.S. “an empire of evils full of plots, fabrications, lies and deceptions.” Attacking the U.S.’s long history of involvement in conflicts abroad, the government body then suggested that the Pentagon’s own alleged use of chemical and biological agents during warfare against North Korea and other foes may have been racially motivated. Related: What war with North Korea looked like in the 1950s and why it matters now “The barbarous bacteriological atrocities perpetrated by the U.S. imperialist beasts during the Korean War still stand in relief in our people’s memories,” the institute’s press director said in…