Death rates in the 20th century fever, polio, measles, hepatitis among others. However, war, genocide and Holocausts have led to many millions of deaths throughout the century, and late in the century AIDS had already killed millions, particularly in Africa and south-east Asia. Cancer also killed millions via lifestyle and pollution generated by increased work in factories. During the 20th century, an enormous improvement in public health led to an overall decrease in death rates. Infant mortality rates and maternal mortality rates have dramatically decreased. In the early 1900s, 6-9 women died in pregnancy-related complications for every 1,000 births, while 100 infants died before they were
CAF Clubs of the 20th Century CAF Clubs of the 20th Century On 31 December 2000 the Confederation of African Football (CAF) has published a ranking with the most successful clubs of the 20th century in the African continent (CAF African Club of the Century). The ranking was calculated by the exclusively on the basis of performance by African teams throughout their participation in CAF club competitions (from the quarter-finals to final) from 1964 to 2000. Clubs' performance from the Group Stage of the Champions League, international competition run by CAF since 1997, have been included. Regional competitions organized by football associations members to the organization