Adelaide/Wellington, March 21: Australia and New Zealand, the two hosts of the ICC World Cup 2015, beat Pakistan and West Indies respectively to storm into the semifinals of the tournament.
It is the second time in the history of the cricket World Cup that the hosts (more than one) made the semifinals. The only time it had happened previously was in 1987 when both host nations India and Pakistan had made the semifinals. However, none of them could make the finals.

Here is a list of performance of host nation(s) in World Cup:
Oneindia News