Trump administration has been hot on pursuing "diplomacy" with North Korea, who have repeatedly told them to fuck off - https://www.zerohedge.com/geopolitical/north-korea-rejects-us-outreach-multiple-times-report

Hmmm

Additionally, during Joe Biden’s presidency, Washington refused to engage with Pyongyang while engaging in a military buildup in East Asia. The policy prompted Kim to reach out to Russian President Valdimir Putin and sign a major cooperation agreement with Russia, including a defense pact. Under the deal, North Korean soldiers fought in Russia’s Kursk region after a Ukrainian incursion last year.

Oh, OK.