The Baltimore Colts defeated the Oakland Raiders in the 1970-71 AFC Championship.
[['[TABLECONTEXT]', 'SEASON', '1970-71'], ['1970-71', 'WINNING_TEAM', 'Baltimore Colts (1)'], ['[TABLECONTEXT]', '[TITLE]', 'AFC Championship Game'], ['1970-71', 'LOSING_TEAM', 'Oakland Raiders']]