When the US entered World War I in 1917, military chaplains catered to majority white and Christian soldiers. Today the armed forces recognize over 200 denominations and religious groups.
The US defense community is coming to understand that AI will significantly transform, if not completely reinvent, the world's military power balance.
How much the leader's death might hinder the reemergence of IS greatly depends on how quickly its next leaders can be tracked down and dealt with.
For children born in the shadows of overseas US military bases to local women, their citizenship status has long been contested.
Tensions in the Gulf are a stark reminder of the choices ahead for the UK on security cooperation after Brexit.
The Pentagon has been instructed by the House of Representatives to investigate whether ticks were infected with Lyme disease by the US military.
If the US military were a country, its carbon emissions would rank between that of Peru and Portugal.
A showdown with Iran over some oil tanker attacks in the Persian Gulf could push the US into its next Mideast war, writes a scholar of military aggression.
A new strategy for U.S. Cyber Command seeks to block enemies from achieving their objectives – but may not be successful, and could have unforeseen consequences.
Obama's plan to withdraw from Afghanistan had several facets and was part of a wider strategy in the Middle East.
On Dec. 10, 1903, the US military leased 45 square miles of Cuban territory to build a naval base. How did Guantanamo Bay become an infamous prison for alleged terrorists?
The UK is increasingly isolated in its claim to the Chagos Islands. If an international court finds in Mauritius's favour, the implications could be huge.
The build-up of foreign armed forces does not bode well for the citizens of Niger.
Qatar's decision to aid Turkey in the face of American sanctions against the country may finally be a snub too far for its close relationship with the US.
A new name on a few military badges doesn't imply an escalating arms race.
President Trump is criticized for wreaking havoc on the international order, where the US was the established leader. But Trump is simply hastening a change that has been a long time coming.
When black American troops stationed in an English town faced off against white US Army military police.
Disruptive technology is fundamentally reshaping global security, and potentially laying the ground for a US-China conflict.
The Outer Space Treaty has guided global exploration and use of outer space since 1967. Trump's 'Space Force' may not be a good fit.
Where to draw the line between loyalty to the nation and the struggle for equal rights? A scholar sees parallels between NFL protests and a call for African-Americans to 'close ranks' during WWI.