New Zealand won the first Rugby world cup
The first Rugby World Cup was held in 1987.
Australia won the final against England, thereby winning their first rugby world cup.
The first Rugby Union World Cup was held in 1987 and won by New Zealand.
New Zealand/the best rugby team in the world
Yes, Ireland played in the 2011 Rugby World Cup.
103 unions are registered with World Rugby
The rugby world cup is played once every four years. It is held in a different country each time which is decided by the International Rugby Board. The next rugby world cup will be held in 2015 in England.
The Rugby World Cup competition of 1999 was held in Wales.