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
The 20th Century sponsored by Union Carbide ("The Discovery Company"), was renamed "The 21st Century". The show's focus changed to the future and to what humankind could look forward to. "The 21st Century" was cancelled after three seasons (its final broadcast was on 4 January 1970). The reason given was that the writers had run out of things to talk about. However, CBS may have wished to replace it with a more commercially successful program. The 20th Century The Twentieth Century was a documentary television program sponsored by the Prudential Insurance Company that ran on the CBS network from 20 October 1957 until