Sinéad Baker is a Military and Defense Correspondent based in Business Insider's London bureau, writing about Russia's invasion of Ukraine and NATO actions.
Sinéad most often covers soldiers' experiences, military strategy, battlefield developments, and the geopolitical decisions that surround the war.
She has interviewed multiple prime ministers and defense ministers has appeared on BBC News and The Guardian's politics podcast, and has been cited by Congressional hearings.
Sinéad has also extensively covered US politics and previously led Insider's breaking news coverage from London.
Sinéad previously completed a master's degree in investigative journalism at City, University of London, and has written for The Guardian, The Observer, and TheJournal.ie. Sinéad is the former editor of the multi-award-winning The University Times in Dublin.
Email Sinéad at sbaker@businessinsider.com or find her on Twitter.
Boeing's CEO said its win over Lockheed Martin with the F-47 contract "will secure our fighter franchise for decades to come."
Without GPS, drone pilots often have to find alternative solutions. That sometimes means using odd buildings, natural landmarks, and other guideposts.
NATO countries sharing the strategically important Baltic Sea with Russia have boosted their presence there and are beefing up their navies.
Denmark said it will send unarmed soldiers to Ukraine to learn drone warfare, but Russia said their location would be a "legitimate target."
Drones are buzzing all over Ukraine. It can be hard to tell which are friendly and which are foes, so infantry will jam or shoot at everything.
There hasn't been a big movement away from the program. Analysts say there isn't a better aircraft available right now.
Sweden's submarines are small and quiet, perfect for the Baltic Sea that many NATO allies share with Russia.
Colonel Susannah Meyers was removed from her position after a "loss of confidence in her ability to lead," Space Operations Command said.
Ukraine's soldiers build fake positions to try and trick Russia's military into attacking the wrong place.
A Ukrainian drone operator said that with some Russian drone types, "it's very easy to identify them. They rarely make any changes to the design."
A Ukrainian drone operator said the dialogue he has with drone makers means he can weigh in on the development and get replacement parts in a day.
Germany is putting thousands of troops in Lithuania, a NATO member that borders Russia. It's the first long-term deployment abroad since World War II.
Sweden's defense minister said his country is "laser-focused" on making swarm drones, and quickly. It's a capability not yet seen in drone warfare.
Some allies are rethinking the F-35 as a new contract decision upends Lockheed's longtime dominance in stealth fighter aircraft.
Sweden sent its Gripen jets to a NATO air defense mission in Poland, shifting from conducting missions only over its own territory.
Trump's actions have caused some US allies to reconsider their commitment to buying F-35s. It could be a big opportunity for European jet makers.
Ukraine has hundreds of companies making drones, and the many different types make it harder for Russia to counter them. But there are downsides too.
Ukraine is in a tough spot again following the actions of a partner nation. This has been a recurring issue throughout the war.
Europe has some jets that would suit Ukraine just as well, or even better, than the F-16, but there are major challenges if the US cuts Ukraine off.
A Ukrainian drone operator said Maxar imagery helps Ukraine's targeting and strikes, and Ukraine will be worse off without it.