None, Although the rugby world cup has only been running since 1987. It is widely accepted that wales were the best team in the world during the 70's.
No. They have achieved only 3rd place in 1987
Since 1882, Ireland and Wales have played 117 rugby matches: Ireland have won 47 matches. Wales have won 64 matches. There have been 6 drawn matches.
Up to 2011, Ireland and Wales have contested 117 matches: Ireland have won 47 matches. Wales have won 64 matches. There have been 6 drawn matches.
I believe they have been semi finalists 6 times
Twice - 1987 & 2011.
Italy and Wales have played a total of 19 matches against each other. Italy have won 2 matches, whilst Wales have won 16 matches. There has been 1 drawn match.
This years rugby world cup (2007) was held in France, the previous world cup (2003) was held in Australia, the 1999 world cup was hosted by Wales, the 1995 world cup was held in South Africa and the 1991 rugby world cup was hosted by England. (Additional Answer) The 1987 Rugby World Cup was joint hosted by Australia and New Zealand.
Three times, all lost: 1987, 1999 and 2011.