Well the two most popular sports in the world are soccer and basketball and we are probably better than aussies at both right now. I would feel condifent about Canada vs Australia soccer game and we are ranked top 5 in the world in basketball and beat them at the last olympics

90% of summer olympics sports are some nonsense like swimming , cycling, rowing, etc . The most relevant displine is track and field where we came 2nd in the world athletics medal table last time around if you focus strictly on athletics we came 3rd at the last olympics

and yes before you ask I'm black