Canadian Prime Minister Mark Carney says his government is talking to the U.S. about joining President Donald Trump’s future Golden Dome missile defense program.

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Some experts are worried about the cost and timeline of U.S. President Donald Trump's proposed Golden Dome missile defence system, which Canada has expressed interest in joining. They also say it could set off a space-based arms race that would escalate global tensions.

Secretary Pete Hegseth denied China's assertion that Golden Dome was an effort to turn space into a 'war zone,' arguing it was only for defense of the homeland.

General Stephen Whiting tells Chicago forum that Beijing has spent three decades preparing to target US infrastructure.

The anti-missile shield that Donald Trump wants to put in the sky could protect North America from attacks. But it could also invite them.

Ryabkov also Saidthat with the Golden Dome defensive shield, the air defense system receives space-located interceptors, which is 'extremely destabilizing'