Canada is deploying two frigates and a submarine to the world’s largest multinational naval exercise this week, in what analysts describe as both a display of Indo-Pacific seriousness and a pointed rebuttal to Washington’s “freeriding” charge. HMCS Ottawa, HMCS Regina and submarine HMCS Corner Brook are slated to join the biennial Rim of the Pacific Exercise (Rimpac) from Wednesday to July 31, which is expected to draw more than 25,000 military personnel from 31 countries, including Australia,...