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He opened up all combat roles to women and encouraged investment in advanced military technology
Mattis warns of ‘pace and scope’ of weapon development and need for Beijing’s support
Turkey says it has killed 17 Isis fighters in battle for Iraq’s second city
The Pentagon is on a charm offensive in Silicon Valley but many see no need to embrace government
Extra forces expected to help Iraqis retake Mosul from Isis
US ends one of the last restrictions in armed forces
Defence ministers push for broad ‘maritime security operation’ beyond the Aegean
‘Facts on the water’ have been altered in face of fierce rhetorical battle
Admiral Harry Harris pushes for a tougher stance in the South China Sea
Deployments, along with provision of $415m to Peshmerga, are latest escalation of military presence
‘Unmanned undersea vehicles’ part of Pentagon plan to deter Beijing from seeking to dominate region
No one, Moscow included, will argue against America’s use of the internet to attack Isis
First wartime assignment for Pentagon’s new Cyber Command
Campaigners are concerned by US proposals for a new generation of smaller, more flexible nukes
Al Qaduli described as prominent figure in jihadi circles and involved in some overseas plots
More money must go to technology to confront China and Russia, say some people in the Pentagon
UK and Israel replaced on list of key allies
Gulf countries to come under pressure at meeting in Brussels next month
US secretary of state seeks co-operation over Syria without caving in to Russia
Ashton Carter says he used a personal account for some official business
Military to remove ‘brass ceiling’ despite Marine Corps unease
Friction between allies as Obama announces plan to escalate military campaign
Details have given rise to confusion over what exactly the USS Lassen did, writes Euan Graham
Ashton Carter, defence secretary, boards aircraft carrier near contested areas of South China Sea
Beijing demands exclusion of reference to maritime disputes
International Edition