It was Uruguay.
Ghana
It was Brazil.
Was it Cameroon.
Italy.
Ghana
Switzerland
Uruguay knocked Ghana out of the World Cup 4-2 on penalties after a 1-1 draw in the quarter-finals. They were the last standing African team in the tournament and the only African nation to ever reach the quarter-finals.
No, they haven't. The Chinese national team have only ever reached one World Cup, in 2002 in Japan/South Korea, where they were knocked out at the First Round.
Croatia. They were knocked out when they finished only third in their group, behind England and Ukraine.
Chile
Spain knocked Ireland out of the 2002 World Cup. They beat them 3 - 2 in a penalty shoot out. That was in the second round of the competition.