North Korea plans to send thousands of workers to help rebuild cities and towns in the Russian puppet states of the Donetsk People’s Republic  and the Luhansk People’s Republic in Ukraine’s Donbas region. The offer, which was made public by Russia’s ambassador to North Korea, marks a new level of diplomatic ties between two nations who went their separate ways decades ago. Why is North Korean leader Kim Jong-un suddenly interested in backing Russian President Vladimir Putin’s war in Ukraine?…