Stuck in a quagmire of its own making in Iran, the Trump administration has little to show for its diplomatic efforts in Beijing.

Australia gambles on AUKUS as Trump rides Iran merry-go-round

The United States we thought we knew is gone. And it isn&rsquo;t coming back.&nbsp;
Every week on After America, Dr Emma Shortis examines the second Trump presidency, its impact at home and abroad, and how Australia can help shape our rapidly changing world for the better.&nbsp;
Presented by the Australia Institute.