It is seen as a show of force to Russia, which has slammed the move as a threat to its national security.
A spokesperson for the president-elect said no official decision has been made, although Mattis has been favourite for the job since Trump's election.
The United States has shelved plans almost to halve the US force in Afghanistan by the end of the year.
The US Defense Secretary Ashton B. Carter has lifted the Pentagon ban on transgender people serving openly in the United States military.
In Japan, thousands of people have protested on the island of Okinawa against the presence of US military bases.
Washington has staged a concert in the American tradition to commemorate Memorial Day, which honours military personnel who died serving the…
Breaking through the glass ceiling Air Force Gen. Lori Robinson has appointed to lead U.S. Northern Command, becoming the first female combatant
US army segeant Bowe Bergdahl, who has been charged with desertion, appeared before a court to ask for time on deciding whether a judge or a jury
The US Army has decided that Sergeant Bowe Bergdahl will face a court martial on charges that he walked away from his unit in Afghanistan. If
The newest, largest and most technically advanced US destroyer is at sea for trails, commanded by Captain James Kirk. The US Navy has not taken the
It has been announced that all combat roles in the US Army are to be opened to women. It means females will be eligible for around 220 thousand
Kunduz has seen a return to calmer times after an air strike on a hospital in the northern Afghan city killed at least 22 people. Reports suggest the
The US Marines are caught in a war of political words, a conflict over cuts to the US military. Under the Budget Control Act of 2011 – bringing in
With the United States in shock, investigators are trying to establish whether a gunman who shot four US Marines dead in Tennessee on Thursday was
Four US Marines and a suspect are killed and two people injured in gun attacks at Navy buildings in Chattanooga, Tennessee.
A US army blunder that has seen shipments of live anthrax accidentally sent to laboratories at home and abroad is even bigger than first thought.
A US marine has been killed and up to a dozen others hurt in a plane crash in Hawaii. The aircraft they were travelling in was a tilt-rotor MV-22
A former Blackwater security guard has been sentenced to life in prison and three others to 30 year jail terms over the killing of 14 Iraqi civilians
The US military mission in Liberia, aimed at halting the spread of the Ebola virus, ended on Wednesday. The exit from the West African nation comes
In the US, Eddie Ray Routh has been sentenced to life in jail for the murder of ‘American Sniper’ Chris Kyle. The 27-year-old fatally shot the former
The sister of an American photojournalist held by Al Qaeda militants in Yemen says he has been killed in a failed rescue attempt. Thirty
The Pentagon says the first of the 1,500 extra American troops due to advise and train Iraqi forces will be deployed in the next few weeks. They
The US embassy in Turkey has protested against the treatment of three of its sailors in the street in Istanbul. The servicemen were accosted by a
The US says it has air-dropped weapons to Kurdish forces defending Kobani from ISIL jihadists. As air strikes continued on militant positions near
US President Barack Obama has repeated his promise not to drag US troops into a new ground war in Iraq. Speaking at a military base in Florida on
Kurdish fighters backed by US air strikes have launched a major offensive in northern Iraq against Islamic State militants. The Peshmergas are
Jane Huey was surprised, to say the least, when a letter arrived at her Kingston, Pennsylvania, home urging Bert Huey to register to be drafted into
Iraq’s Shi’ite-led government has formally asked the United States to launch airstrikes against Sunni Muslim insurgents who have engulfed the country