The United States sends its first nuclear submarine to Australia The US Navy has announced that the US will send the USS Colorado nuclear submarine to Australia by the end of 2027. This force is expected to alternately host up to four US fast attack submarines, and one British submarine, at the Royal Australian Navy base.

The United States sends its first nuclear submarine to Australia The US Navy has announced that the US will send the USS Colorado nuclear submarine to Australia by the end of 2027. This force is expected to alternately host up to four US fast attack submarines, and one British submarine, at the Royal Australian Navy base.