Outgoing US acting defence secretary Patrick Shanahan: Mark Esper, army secretary and  former Raytheon executive, is set to take his role. Photograph: Doug Mills/New York Times

Acting US defence secretary Patrick Shanahan has withdrawn from consideration for the post of Pentagon chief, making him the latest person to leave a (...)

A Homeland Security border patrol officer rides an All Terrain Vehicle (ATV) past prototypes of US president Donald Trump’s proposed border wall in San Diego, California, in November 2017. Photograph: Getty Images

The US Department of Defense shifted $1 billion (€880m) to plan and build a 92km section of “pedestrian fencing”, roads and lighting along the border (...)

Israel has developed a fully autonomous drone which it has sold to several governments.

Killer robots are in the news again: following fears over AI-powered autonomous tanks, the US Department of Defense has issued a statement reassuring (...)

Republican senator Martha McSally   speaking on Wednesday during a Senate armed services committee  hearing on sexual assault in the military. Photograph: Joshua Roberts/Reuters

US senator Martha McSally, the first female combat pilot in the US air force, has said she was raped by a superior officer but did not report it becau(...)

US president Donald Trump: declared a national emergency at the Mexican border  to access billions of dollars to build a border wall. Photograph: Doug Mills/New York Times

Democrats have vowed to pursue the Trump administration through the courts after the US president declared a national emergency over immigration. Ann(...)

Tweeting from the White House on Sunday, President Donald Trump claimed Democrats were not being allowed by their leaders to make a deal. Photograph: Carolyn Kaster/AP

Talks to avoid a US government shutdown later this week faltered over the weekend, amid renewed tensions over immigration policy. Senior Democrats an(...)

In an interview, US president Donald Trump did not rule out a second government shutdown if he does not secure funding for his border wall. Photograph: Brendan Smialowski/AFP/Getty Images

US president Donald Trump will deliver his annual State of the Union address on Tuesday night, against the background of continuing uncertainty about (...)

US president Donald Trump speaking at  a meeting to 'discuss fighting human trafficking on the southern border' in the Cabinet Room of the White House. Photograph: Reuters/Jim Young

United States president Donald Trump has dismissed the work of a bipartisan committee charged with finding a solution to the border-wall controversy a(...)

  US supreme court in Washington: the court also decided not to take up a review of the Deferred Action for Childhood Arrivals programme, leaving  800,000 people  in legal limbo. Photograph: Jim Watson/AFP/Getty

US president Donald Trump’s contentious move to ban transgender people from the military received a boost from the supreme court on Tuesday which rule(...)

US Republican senator  Lindsey Graham  dines at the Palace of Princes restaurant in Manbij, Syria, in July 2018. Photograph: Charlie Savage/New York Times

For US troops posted in the dusty flatlands of northern Syria, the Palace of the Princes restaurant in Manbij offered a pleasant place to stop for gri(...)

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