20th century - Disease and medicine - Article Index

Encyclopedia - 20th Century: Encyclopedia - 20th Century
The 20th century lasted from 1901 to 2000 in the Gregorian calendar. Common usage sometimes regards it as lasting from 1900 to 1999. The ...   » Read the article

Encyclopedia - 20th Century: Encyclopedia Ii - 20th Century - Significant People
20th century - World leaders. Africa Gnassingbe Eyadema, Togo Félix Houphouët-Boigny, Côte d'Ivoire Kenneth Kaunda, Zambia Jomo Ke...   » Read the article

Encyclopedia - 20th Century: Encyclopedia Ii - 20th Century - Overview
The twentieth century saw a remarkable shift in the way that vast numbers of people lived, as a result of technological, medical, social,...   » Read the article

Encyclopedia - 20th Century: Encyclopedia Ii - 20th Century - Important Developments Events And Achievements
20th century - Science and technology. The assembly line and mass production of motor vehicles and other goods allowed manufacturers t...   » Read the article

Encyclopedia - 20th Century: Encyclopedia Ii - 20th Century - Important Developments, Events And Achievements
20th century - Science and technology. The assembly line and mass production of motor vehicles and other goods allowed manufacturers t...   » Read the article