at national team level it is the fifa world cup, which itself is considered to be world's greatest sporting event, even better than the summer Olympics.
at club level it depends on the continent of the club, you see every continent's got a continental championship whose competing teams are the country's champions and/or runner-ups. generally the European competition, known as the uefa champions league is regarded as the most prestigious, with the south American copa libertadores as the second in importance. there's also something called the fifa club world cup, on which competes the winner of these continental cups, and the winner of this cup is dubbed the "world champion", but most people consider the continental cups to be more important and prestigious
Portugal
I think it was Uruguay vs Ghana.
soccer and football
17 by Deutio gagerino - Brasil
Liverpool vs Chelsea 1994
36
9
The most popular sport in the world, by a wide margin, is soccer, or "football," as it is called in most of the world. There are soccer stadiums in South America and Europe that hold over 100,000 spectators, and they are packed for every match.
32 australia vs american samoa
The most important derby in the world is often considered to be the "SuperclΓ‘sico" between Argentine football clubs Boca Juniors and River Plate. This rivalry is known for its intense atmosphere and passionate fans, making it a must-watch match for football enthusiasts worldwide.
36 by a scottish team named Arbroath in 1885
9-0 in pro football, when man u frashed ipswich