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April 04, 2025Apr 04, 2025

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Colin Zwirko

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 Bluesky / Twitter.

More articles by 'Colin Zwirko'

North Korea resumes huge China border bridge project in sign of trade boost plan
NK PRO

North Korea resumes huge China border bridge project in sign of trade boost plan

Work resumes after 5-year delay on possible customs or economic park at foot of notorious ‘bridge to nowhere’

North Korea resumes huge China border bridge project in sign of trade boost plan
Colin Zwirko
Colin Zwirko March 4, 2025
North Korea says it may ‘escalate’ nuclear power demonstration in response to US

North Korea says it may ‘escalate’ nuclear power demonstration in response to US

Leader's sister Kim Yo Jong says Pyongyang 'considering' nuclear weapon event after US aircraft carrier arrives in ROK

North Korea says it may ‘escalate’ nuclear power demonstration in response to US
Colin Zwirko
Colin Zwirko March 4, 2025
North Korea dismantling large prison on east coast ahead of possible renovation
NK PRO

North Korea dismantling large prison on east coast ahead of possible renovation

‘Kyohwaso No. 9’ in Hamhung is fourth major prison camp to see demolition or construction in last year

North Korea dismantling large prison on east coast ahead of possible renovation
Colin Zwirko
Colin Zwirko March 3, 2025
North Korea to open first modern general hospital in October after 5-year delay

North Korea to open first modern general hospital in October after 5-year delay

Kim Jong Un praises ‘flawless’ Pyongyang General Hospital, which Russia may help furnish with medical equipment

North Korea to open first modern general hospital in October after 5-year delay
Colin Zwirko
Colin Zwirko February 28, 2025
North Korea conducts cruise missile test to show nuclear attack ‘readiness’

North Korea conducts cruise missile test to show nuclear attack ‘readiness’

NK News analysis confirms building destroyed on west coast island in test overseen by Kim Jong Un

North Korea conducts cruise missile test to show nuclear attack ‘readiness’
Colin Zwirko
Colin Zwirko February 28, 2025
Kim Jong Un says army must learn from ‘combat experience’ on modern battlefields

Kim Jong Un says army must learn from ‘combat experience’ on modern battlefields

North Korean leader hints at Ukraine war deployment during visit to school displaying posters on ‘exterminating’ South

Kim Jong Un says army must learn from ‘combat experience’ on modern battlefields
Colin Zwirko
Colin Zwirko February 26, 2025
Kim Jong Un says army obedience top priority as troops fight in Russia’s war

Kim Jong Un says army obedience top priority as troops fight in Russia’s war

North Korean leader visits Kim Il Sung University of Politics to check soldier education but doesn’t mention deployment

Kim Jong Un says army obedience top priority as troops fight in Russia’s war
Colin Zwirko
Colin Zwirko February 25, 2025
Exclusive: North Korea testing larger new recon drone, pushing deployment plan
NK PRO

Exclusive: North Korea testing larger new recon drone, pushing deployment plan

NK Pro identifies apparent improved Global Hawk copycat UAV in satellite imagery as hanger construction accelerated

Exclusive: North Korea testing larger new recon drone, pushing deployment plan
Colin Zwirko
Colin Zwirko February 21, 2025
Satellite images show demolition at North Korea’s military parade training base
NK PRO

Satellite images show demolition at North Korea’s military parade training base

New activity could be early sign of prep for first parade in two years as state media hypes Oct. 10 party anniversary

Satellite images show demolition at North Korea’s military parade training base
Colin Zwirko
Colin Zwirko February 20, 2025
North Korean ICBM factory upgrade project slows, satellite imagery shows
NK PRO

North Korean ICBM factory upgrade project slows, satellite imagery shows

Surge in construction at Thaesong Machine Factory started last summer, possibly related to new rocket engine development

North Korean ICBM factory upgrade project slows, satellite imagery shows
Colin Zwirko
Colin Zwirko February 19, 2025