The prime suspects in the Salisbury nerve agent attack have claimed they visited the UK as tourists.
A massive US-led war game seeing thousands of troops carrying out an exercise in countries bordering Russia's eastern flank is incredibly important, a senior American general has said.
US President Donald Trump has called off next month's summit with North Korea's Kim Jong Un, calling the cancellation a "tremendous setback" for peace.
New missile defence system Sea Ceptor, which will protect the Royal Navy's aircraft carriers, has entered into service, the Defence Secretary will announce on Thursday.
President Vladimir Putin said Russia has tested an array of new strategic nuclear weapons that cannot be intercepted. This marks a technological breakthrough that would dramatically increase Russia's military capability.
Royal Navy bomb disposal experts detonate an unexploded Second World War bomb in the Thames estuary off Shoeburyness, Essex, after its discovery earlier this week in the King V George Dock close to London City Airport..
Gunshots and the thundering roar of armoured vehicles disturbed the silent snowy forests as British and Estonian troops went head-to-head in an ultimate winter war game.
The bodies of two British men killed while fighting against Islamic State in Syria have been repatriated to the UK. Sniper Jac Holmes and Oliver Hall, both 24, died one month apart last year while battling the extremist group in Raqqa.
In the war against ISIS, the only movement combatting the jihadists with any effectiveness on the ground is the Kurdish resistance army. This movement is made up of both men and women fighters forcing back the jihadists and reclaiming the land.
A captivating step back in time, Pozieres explores the small village in Northern France which, during the Great War in 1916, was the setting of one of the bloodiest battles in history, and a twentieth century tragedy for Australia.
Bloomberg's Sahil Kapur reports from the White House following President Trump's joint news conference with NATO's Secretary General Jens Stoltenberg. He speaks with Joe Weisenthal and Julie Hyman on What'd You Miss?
Northrop Grumman Remotec, a division of one of the largest military contractors in the country, outfits militaries and over 400 US civilian bomb squads with their Andros robot - a machine capable of assessing and diffusing suspicious packages.
This exclusive film reveals exactly why a coalition of 26 international powers, overseen by the United States, has yet to overthrow 30,000 ISIS jihadists.
The remarkable story of exiled filmmaker Ibrahim Arify as he returns to his native Afghanistan, tasked with restoring 8,000 hours of lost films against Taliban wishes. Films burned and destroyed and thought never to be seen again - until now.
One of the most brutal conflicts in Australian war history, the Kokoda Campaign was a powerful victory that directly saved Australia from the threat of Japanese occupation. These are the harrowing personal stories from the Kokoda Trail in New Guinea.
Three untrained British volunteers with no family connections to the Middle East heed the call to take up arms with Kurdish fighters to reclaim Rojava from ISIS. But they find themselves unprepared for the raw atrocities of combat.
During the Cold War, the US Air Force operated the world's fastest air-breathing aircraft - the Lockheed SR-71 Blackbird. Colonel Rich Graham tells BBC Future what made it so special.
Gallipoli From Above reveals the real story about the Gallipoli landing dispelling the myths about poor planning, wrong beaches and British generals sending Australian troops to certain death.
Day of Days: June 6, 1944 commemorates the 70th anniversary of the Normandy landing by bringing together American D-Day veterans to share their experiences from that fateful day.