The United States and the U.K. are entering into a new tripartite alliance with Australia in the Indo-Pacific region that will allow the Aussies access to sensitive U.S. technology to purchase nuclear-powered submarines for the first time. The new defense pact, which provides the framework for Australia to build between eight and 10 nuclear-powered attack submarines, will begin with an 18-month trinational effort to determine how the submarines will be priced, built, procured and delivered starting in the early 2030s...