Trump's Golden Dome defense system would protect the United States from advanced threats. Critics say it is upending international norms.

A Ukrainian drone swarm costing thousands of dollars appears to have caused billions in damage—just as Trump advances a $175 billion missile shield critics call outdated.

U.S. President Donald Trump discussed cooperating with Japan on developing technology for his planned Golden Dome missile defence shield during a phone call with Japanese Prime Minister Shigeru Ishiba this month,