President Donald Trump suggested Sunday that North Korean dictator and U.S. adversary Kim Jong Un’s criticism of the president’s political opponent — Democratic presidential hopeful Joe Biden — was a positive signal, saying that he has “confidence” in the strongman leader.”North Korea fired off some small weapons, which disturbed some of my people, and others, but not me. I have confidence that Chairman Kim will keep his promise to me, & also smiled when he called Swampman Joe Biden a low IQ individual, & worse,” Trump said in a Sunday morning tweet in Japan. “Perhaps that’s sending me a signal?” he asked. Last week, North Korea’s official Korean Central News Agency published commentary blasting Biden as a “snob lacking even the most basic qualities of a human being, much less a politician.”Continuing on, the North Korean propaganda outlet said that the former vice president was “an idiot with a low I.Q,” which echoed similar criticism lobbed by Trump in March when he referred to his political rival as a “low-IQ individual.”The criticism from North Korea came after Biden criticized Trump’s foreign policy toward the Asian nation and Russia during a campaign event. “Are we a nation that embraces dictators and…