May 17, 2024

About the author

Colin Zwirko

Colin Zwirko is a Senior Analytic Correspondent for NK News based in Seoul. He joined the company in 2018 after receiving a master's degree in international security and foreign policy from South Korea's Yonsei University. Follow him on Twitter.

More articles by 'Colin Zwirko'

North Korea launches new ‘nuclear attack submarine’: State media

North Korea launches new ‘nuclear attack submarine’: State media

Kim Jong Un promises more ballistic missile and nuclear-powered submarines at ceremony on east coast

North Korea launches new ‘nuclear attack submarine’: State media
Colin Zwirko
Colin Zwirko September 8, 2023
War-ready nation: What to expect at upcoming North Korean paramilitary parade
NK PRO

War-ready nation: What to expect at upcoming North Korean paramilitary parade

Satellite imagery shows thousands preparing for parade and concert ahead of Sept. 9 national founding holiday

War-ready nation: What to expect at upcoming North Korean paramilitary parade
Colin Zwirko
Colin Zwirko September 7, 2023
Missiles and ship engines: A look at Kim Jong Un’s latest weapons plant visits
NK PRO

Missiles and ship engines: A look at Kim Jong Un’s latest weapons plant visits

North Korean leader continues to inspect facilities mass-producing weapons that Russia reportedly seeks

Missiles and ship engines: A look at Kim Jong Un’s latest weapons plant visits
Colin Zwirko
Colin Zwirko September 6, 2023
Largest North Korea-China bridge may be preparing for grand opening
NK PRO

Largest North Korea-China bridge may be preparing for grand opening

Satellite imagery shows fresh road work on New Yalu River Bridge, which could facilitate dramatic increase in trade

Largest North Korea-China bridge may be preparing for grand opening
Colin Zwirko
Colin Zwirko September 1, 2023
Kim Jong Un reviews ‘counterattack’ plan to ‘occupy’ South Korea

Kim Jong Un reviews ‘counterattack’ plan to ‘occupy’ South Korea

North Korean leader initiates ‘full-scale’ military command training in response to this week’s joint US-ROK drills

Kim Jong Un reviews ‘counterattack’ plan to ‘occupy’ South Korea
Colin Zwirko
Colin Zwirko August 31, 2023
Behind the scenes of Kim Jong Un’s lavish banquet at elite Pyongyang resort
NK PRO

Behind the scenes of Kim Jong Un’s lavish banquet at elite Pyongyang resort

North Korean leader flaunted Spanish hams and wine coolers with wife and daughter, despite DPRK’s chronic food problems

Behind the scenes of Kim Jong Un’s lavish banquet at elite Pyongyang resort
Colin Zwirko
Colin Zwirko August 30, 2023
Kim Jong Un promises nuclear weapon deployment to navy in visit to HQ

Kim Jong Un promises nuclear weapon deployment to navy in visit to HQ

In inspection with daughter, North Korean leader demands improved readiness to fight US, South Korea and Japan

Kim Jong Un promises nuclear weapon deployment to navy in visit to HQ
Colin Zwirko
Colin Zwirko August 29, 2023
Kim Jong Un demands more tractors to fix ‘food problem’ amid production issues

Kim Jong Un demands more tractors to fix ‘food problem’ amid production issues

Visit to tractor factory comes as North Korea continues to rely on Chinese imports, while prioritizing defense spending

Kim Jong Un demands more tractors to fix ‘food problem’ amid production issues
Colin Zwirko
Colin Zwirko August 24, 2023
North Korea says its second military satellite launch attempt failed

North Korea says its second military satellite launch attempt failed

Third attempt to take place in October, state media reports, as Japan issues evacuation order on Okinawa

North Korea says its second military satellite launch attempt failed
Colin Zwirko
Colin Zwirko August 24, 2023
Kim Jong Un’s luxury yachts active off coast around his visits to flooded farms
NK PRO

Kim Jong Un’s luxury yachts active off coast around his visits to flooded farms

Imagery suggests North Korean leader may have used boats in Wonsan even as he projected image of handling food issues

Kim Jong Un’s luxury yachts active off coast around his visits to flooded farms
Colin Zwirko
Colin Zwirko August 22, 2023
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