May 19, 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'

Kim Jong Un inspects nuke launcher and drone engine plants, fires sniper rifles

Kim Jong Un inspects nuke launcher and drone engine plants, fires sniper rifles

Leader tells weapon makers ‘to unleash their creative wisdom’ as preparations for war become more urgent

Kim Jong Un inspects nuke launcher and drone engine plants, fires sniper rifles
Anton Sokolin
Anton Sokolin | Colin Zwirko August 6, 2023
North Korea quarantined Russian diplomats after Shoigu visit, embassy says

North Korea quarantined Russian diplomats after Shoigu visit, embassy says

Embassy tells NK News it isolated for 7 days, raising questions about DPRK’s COVID policies and use of bubble for visit

North Korea quarantined Russian diplomats after Shoigu visit, embassy says
Colin Zwirko
Colin Zwirko August 4, 2023
Mystery construction kicks off in Kim Jong Un’s private Pyongyang forest
NK PRO

Mystery construction kicks off in Kim Jong Un’s private Pyongyang forest

Satellite imagery shows demolition and laying of foundations for major project inside North Korean leader’s compound

Mystery construction kicks off in Kim Jong Un’s private Pyongyang forest
Colin Zwirko
Colin Zwirko August 3, 2023
Russian military plane flies to North Korea days after Shoigu visit

Russian military plane flies to North Korea days after Shoigu visit

Flight-tracking data and satellite imagery suggest Moscow dispatched team to Pyongyang in follow-up to last week’s trip

Russian military plane flies to North Korea days after Shoigu visit
Colin Zwirko
Colin Zwirko August 3, 2023
North Korea appears to test rocket engine as it preps for next satellite launch
NK PRO

North Korea appears to test rocket engine as it preps for next satellite launch

Imagery suggests test sought to troubleshoot launch vehicle that failed in late May, amid renovations at spaceport

North Korea appears to test rocket engine as it preps for next satellite launch
Colin Zwirko
Colin Zwirko August 2, 2023
Pyongyang airport ditches quarantine for first foreign flights in 3 years
NK PRO

Pyongyang airport ditches quarantine for first foreign flights in 3 years

Rare flights for Russian and Chinese delegations to military parade suggest North Korea has shed COVID fears

Pyongyang airport ditches quarantine for first foreign flights in 3 years
Colin Zwirko
Colin Zwirko August 1, 2023
Kim meets with Chinese official after two cheer on nukes at military parade

Kim meets with Chinese official after two cheer on nukes at military parade

North Korean leader vows to boost ‘strategic and tactical’ ties at meeting with visiting Chinese delegation

Kim meets with Chinese official after two cheer on nukes at military parade
Colin Zwirko
Colin Zwirko July 29, 2023
New drones conduct flyovers as North Korea shows off nukes at military parade

New drones conduct flyovers as North Korea shows off nukes at military parade

Visiting high-level Russian and Chinese delegations join Kim Jong Un to watch event to mark DPRK’s ‘Victory Day’

New drones conduct flyovers as North Korea shows off nukes at military parade
Colin Zwirko
Colin Zwirko | Jeongmin Kim July 28, 2023
North Korean ICBMs appear to line up ahead of military parade start: Imagery
NK PRO

North Korean ICBMs appear to line up ahead of military parade start: Imagery

Coverings for weapons and parade decorations appear around Kim Il Sung Square ahead of likely kick off Thursday night

North Korean ICBMs appear to line up ahead of military parade start: Imagery
Colin Zwirko
Colin Zwirko July 27, 2023
North Korea debuts new spy and combat drones that mimic US models

North Korea debuts new spy and combat drones that mimic US models

Capabilities resemble Reaper and Global Hawk UAVs, though expert says unclear whether they’re based on stolen designs

North Korea debuts new spy and combat drones that mimic US models
Colin Zwirko
Colin Zwirko July 27, 2023
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