The USA-Canada hockey rivalry reached its hottest point earlier this month at the 4 Nations Face-Off, and the fans — and politics — played major roles.In USA's first game of the tournament, which was against Finland in Montreal, the Canadian crowd booed the "Star-Spangled Banner." Two days later, the Montreal crowd again booed the USA anthem before the two bordering countries got into three fights in the first nine seconds of their highly anticipated team.Sure, politics may not have directly led to the fights, but they sure were the main factor for the large boos. CLICK HERE FOR MORE SPORTS COVERAGE





























