An executive order said the United States faced a “catastrophic threat” from advanced aerial weapons. But a defense system like Israel’s may not be feasible in the country, which is more than 400 times larger.

Donald Trump made the executive order to build an Iron Dome-like defence system that aims to protect US citizens and critical infrastructure across the country

As part of a Republican campaign pledge, Defense Secretary Pete Hegseth revealed plans to create a U.S. missile defense system modeled after Israel's Iron Dome. The Iron Dome has been quite successful in Israel,