Ottawa has been studying whether Canada should purchase up to a dozen submarines to help protect Canada's Arctic. It's a program that would cost dozens of billions of dollars. Is it worth it? What is the history of subs in the Arctic? Who's been there, and who hasn't? The answers may surprise...

The Halifax Security Conference is a major stop on the international security circuit and this weekend's 16th annual was a critical one given recent world events. One key message heard loud and clear by delegates was that its time for Canada to step up on defence spending and the message...