President Trump is reviewing the pact between Britain, the US and Australia to build nuclear-powered attack submarines

Britain proposes aiming to reach 3.5 per cent of national income by 2035 — three years later than the US wants

Admiral Sir Tony Radakin contrasted Beijing with the ‘chaos and instability’ unleashed by Moscow in a speech the government did not want published

Researchers said there were 61 ‘state-based conflicts’ last year, including 11 full-blown wars, adding that civilians have been particularly at risk

A note sent inadvertently to The Times outlines a move to change British Army recruitment rules to address a huge shortfall in numbers

Ukraine’s destruction of expensive warplanes with simple flying bombs was Russia’s Pearl Harbor moment. The technology is changing faster than you think

Fiona Hill, who co-authored a psychological profile on the Russian leader, grew up in working-class Durham but has had a stratospheric career in the White House

General Sir Patrick Sanders says the Ministry of Defence is wargaming a potential polycrisis in two years

Comments from General Sir Richard Barrons come alongside renewed US demands for Britain to increase its defence spending faster

Treaties banning landmines and retrospectively prosecuting soldiers undermine Nato’s security in dangerous times