Defence

The government should have agreed to join a key European defence scheme - there can only be one explanation for why it did not

As the G20 gathers in South Africa without the US, international deal-making faces another steep climb up the Everest of diplomacy

Russia is sending its drones and bombers into Nato airspace. Whatever this is, it feels like just the beginning

It’s easier for Xi to make friends abroad when he has the Russian dictator by his side

With Nato poised to ramp up spending, a bold new financing plan could create an engine of national renewal

The two nations have been fighting border skirmishes since the sixties. But a new issue threatens something much worse

The PM is floundering at home but abroad, he may have quietly saved Britain’s global relevance

The Taiwanese are not unaware of the danger posed by China – but the air-raid drills and military exercises are now just part of everyday life

The first unmanned flying weapon was launched over a century ago – the full implications of that flight are only now being understood

Beijing will have watched the US and Israeli strikes on Iran, and will have learned a dangerous lesson

Thrown into a conflict like the one Ukraine, the British army would be combat ineffective within weeks. The UK needs a new kind of military – and fast

The world saw through the spectacle for what it was: the whim of a self-styled strongman in need of flattery and adoration

Rain or shine, Trump craves adoration – which was his motivation for the spectacle to mark the US Army’s 250th anniversary all along

One day an engineer at a metals company in the Netherlands stole a trove of nuclear secrets and offered them for sale – his first customer was Iran

The government has decided that the country will rearm – this strategic review is just the beginning

Our political class is racing to catch up with a changed world of defence procurement

Britain and France both have atomic weapons. Now that the US is no longer a reliable ally, how should Europe deploy its nuclear deterrent?

Fears from Brexiteers and in government are the last stumbling blocks for a reset deal that keeps the continent safe and boosts trade

UK exclusion from an EU arms fund makes a big deal on May 19 much more, not less, likely

Sebastian Gorka delivered scathing criticism at a gathering for military intelligence wonks

Trump is breaking up the old post-war alliance designed to protect Europe from Moscow. If the US withdraws support, can the continent go it alone?

We’d all like more money for public services - but in a world where the US has abandoned Europe, more money for the military is the only way

What happens next will define the prime minister’s legacy – and shape the futures of Britain and Ukraine

Spending 2.5% of GDP on defence is a good start – but it’s not enough

US support is gone forever. What kind of Europe will emerge from the wreckage?

Experts say the military alliance may become ‘dormant’ - and a European army remains just a pipe dream

On defence, trade and tech, Europe is bracing itself for four years of threats and chaos

A series of conflicts are spreading across the globe and becoming increasingly entwined. The next US president could make it all much worse

History shows Britain becoming more Europhile when a wild card is in the White House

We live in a time of conflict. Stuck in this doom loop of grievance and warfare, is the idea of peace in our time now little more than an impossible dream?

Iran’s attack on Israel shows that Netanyahu’s military aims – and the entire region – are spiralling dangerously out of control. The US must now step in

His life’s work has been a catastrophe – and now Hannan’s latest Brexit argument will be music to Putin’s ears