Then there was the "miracle on ice" at the 1980 Winter Olympics at Lake Placid when a bunch of amateurs and college players making up the US men's ice hockey team beat the USSR in the semifinals 4-3. The Soviets had won the previous four Olympic golds.
Ten years later, Cameroon beat Argentina 1-0 in the first round of the World Cup in Milan. The African team's victory over Diego Maradona's side was a potent symbol of the continent's new standing.
When Ireland faced off against Pakistan in the 2007 Cricket World Cup in Jamaica, no one gave the Irish a prayer. But they won and advanced to the knockout round while the Pakistanis headed home.
And rugby fans will never forget the day in 1978 when the men from Munster beat the grand slam All Blacks 12-0 at Thomond Park, Limerick. It was a result so memorable a play and a book have been written about it.
But the effort of the Brave Blossoms was a result for the ages; a result that showed what courage can deliver.