<Tr> <Th> Most titles </Th> <Td> Pakistan (4 titles) </Td> </Tr> <Tr> <Th> Official website </Th> <Td> www.fih.ch </Td> </Tr> <P> The Men's Hockey World Cup is an international field hockey competition organised by the International Hockey Federation (FIH). The tournament was started in 1971 . It is held every four years, bridging the four years between the Summer Olympics . </P> <P> There is also a Women's Hockey World Cup, which has been held since 1974 and was organised by the International Federation of Women's Hockey Associations (IFWHA) until 1981, when the governing bodies merged into the current International Hockey Federation in 1982 . </P>

When was the first hockey world cup held