This week, PM Anthony Albanese got together with US President Joe Biden and UK PM Rishi Sunak to unveil one of the biggest Australian defence announcements in decades. So in this Squiz Shortcut, we'll take you through why we're getting nuclear-powered subs, how it's going to play out over the next 30 years, and whether we can actually build them on Aussie shores. Squiz recommends: I'm On a Boat - The Lonely Island China’s Submarine Fleet Is Huge. The U.S. Navy Plans To Whittle Away At It With Mines - Forbes