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April 27, 2025Apr 27, 2025

ABOUT THE AUTHOR

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.

Analysis

Kim Jong Un reviewed plan to attack South Korean missile command HQ, photos show

NK Pro analysis finds North Korean leader looked at old satellite images of HQ as part of infiltration forces training

Colin ZwirkoColin Zwirko | Jeongmin KimSeptember 16, 2024
Analysis

North Korea appears to confirm existence of second uranium enrichment plant

Nuke facility toured by Kim Jong Un is likely Kangson site near Pyongyang, analysis by James Martin Center suggests

Colin ZwirkoColin ZwirkoSeptember 13, 2024
News

Kim Jong Un tours uranium enrichment facility, demanding more nukes

Photos reveal use of new centrifuges, while North Korean leader also oversees special ops training and missile test

Colin ZwirkoColin ZwirkoSeptember 13, 2024
News

North Korea fires ‘multiple’ ballistic missiles, first launch in two months

ROK military says missiles were fired from Pyongyang and flew around 224 miles before landing in East Sea

Colin ZwirkoColin ZwirkoSeptember 12, 2024
News

Kim Jong Un makes surprise speech aimed at ‘skeptics’ of his economic plans

North Korean leader promises to ‘transform’ country through rural 10-year plan, reiterates vow to boost nuke production

Colin ZwirkoColin ZwirkoSeptember 10, 2024
Analysis

North Korea’s ‘urgent’ new naval base project actually faced decade of delays

Revival of construction on largest naval base on east coast underscores push to revamp navy and deploy new warships

Colin ZwirkoColin ZwirkoSeptember 9, 2024
News

North Korea reveals new, larger ICBM under development

Twelve-axle missile launch vehicle appears during Kim Jong Un visit to factory

Colin ZwirkoColin ZwirkoSeptember 8, 2024
Analysis

Major construction underway at factory building North Korea’s biggest missiles

Project at Thaesong Machine Factory may aim to boost ICBM production, as Kim Jong Un upgrades arms factories nationwide

Colin ZwirkoColin ZwirkoSeptember 5, 2024
Analysis

North Korea likely building 7 large hangars at advanced drone airbase: Imagery

Nearby aircraft factory also dismantled ahead of possible reconstruction, sign it could manufacture drones

Colin ZwirkoColin ZwirkoSeptember 3, 2024
News

North Korea preparing for large-scale concert in capital to mark foundation day

Construction of stage points to Sept. 9 celebrations despite cancellation of overseas events due to flood relief efforts

Chad O'CarrollChad O'Carroll | Colin ZwirkoSeptember 2, 2024
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