In one of his ambitious and a bold Step Trump Unveils $175 Billion ‘Golden Dome’ Missile Defense Plan to Counter Global Threats. On May 20, 2025, U.S. President Donald Trump unveiled a new missile defense initiative dubbed the "Golden Dome", a $175 billion project aimed at shielding the American homeland from a wide spectrum of missile and drone threats. The system, inspired by Israel’s successful Iron Dome, will leverage next-generation space-based technology to counter advanced threats from adversaries such as Russia, China, North Korea, and Iran.