March 28, 2023


Colin Zwirko

Colin Zwirko is a Senior Analytic Correspondent for NK News based in Seoul. Follow him on Twitter @ColinZwirko.


North Korea shows off smaller nuke warhead it says fits on missiles aimed at ROK

State media shows leader Kim Jong Un inspecting warhead, reports on airburst missile test and tests of undersea drone

Colin ZwirkoColin ZwirkoMarch 28, 2023

Cuban ambassador to North Korea set to leave country after 7 years: State media

NHK also reports new Chinese ambassador allowed to enter DPRK, in possible sign of reopening to diplomatic travel

Colin ZwirkoColin ZwirkoMarch 28, 2023

North Korea launches two short-range ballistic missiles: ROK military

Japan also reports both missiles splashed down shortly after launch, as Pyongyang continues testing around US-ROK drills

Colin ZwirkoColin ZwirkoMarch 27, 2023

North Korea reveals undersea drone able to trigger ‘radioactive tsunamis’ on US

Kim Jong Un also reportedly oversaw cruise missile tests in warning to allies of ‘actual nuclear crisis’ on peninsula

Colin ZwirkoColin ZwirkoMarch 24, 2023

State media review: North Korea calls denuclearization a ‘declaration of war’

An in-depth analysis of nuclear threats against US, youth enlistment for army and meeting on natural disasters


North Korea fires cruise missiles as large-scale US-ROK drills continue

ROK military says launches took place from east coast, latest in flurry of DPRK weapons tests during allied exercises

Colin ZwirkoColin ZwirkoMarch 22, 2023

Kim Jong Un and daughter watch missile test simulating nuclear attack on US, ROK

North Korea reportedly conducts two days of drills involving command and control review and missile launch

Colin ZwirkoColin ZwirkoMarch 20, 2023

North Korea fires short-range missile eastward from main spaceport area: JCS

Launch comes three days after ICBM test that DPRK called ‘warning’ against ongoing US-ROK drills

Colin ZwirkoColin ZwirkoMarch 19, 2023

North Korea says 800,000 youth join military to ‘wipe out’ the US and ROK

Apparent escalation comes days after nuclear missile test as DPRK accuses allies of ‘crossing a line’

Colin ZwirkoColin ZwirkoMarch 18, 2023

North Korean planes active at Pyongyang airport hours after runway missile test

Satellite imagery shows Kim Jong Un jet and other planes on move around ICBM launch, raising questions about safety

Colin ZwirkoColin ZwirkoMarch 17, 2023
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