The U.S. military presence is a legacy of World War II, when Americans helped stabilize and rebuild Europe, and the Cold War, when the troops served as a bulwark against Soviet expansion.

Waymo, Tesla and five other driverless taxi companies are racing to roll out service in dozens of U.S. cities.

The US Army's Dark Eagle hypersonic missile is drawing attention after a reported deployment request amid a fragile ceasefire with Iran.

The 1973 War Powers Resolution says the president has to remove military forces from conflict within 60 days if Congress doesn't authorize a war before that deadline.

The move comes after German Chancellor Friedrich Merz criticized President Trump’s handling of the war in Iran.

Iran says it's offered a new proposal for talks with the U.S. to end the war, as the Strait of Hormuz standoff sends costs soaring around the world.

U.S. national debt held by the public has surpassed the size of the economy for the first time since World War II, reaching over 100% of GDP in March.

The United States produces almost as much oil as Russia and Saudi Arabia combined when measuring the combination of crude oil and natural gas liquids such as butane, ethane and propane — a common way of calculating energy production comparisons.