20th century research and practice of science led to advancement in the fields of communication, engineering, travel, medicine, and war. 20th century The 20th (twentieth) century was a century that began on January 1, 1901 and ended on December 31, 2000. It was the tenth and final century of the 2nd millennium. It is distinct from the century known as the 1900s which began on January 1, 1900 and ended on December 31, 1999. The 20th century was dominated by a chain of events that heralded significant changes in world history as to redefine the era: flu pandemic, World War I and
Galicia in the 20th century Galicia in the 20th century The period of Solidaridad Gallega ("Galician Solidarity"), the beginning of the modern Galician nationalist movement, began in 1907 and ended around the First World War. Its unsuccessful aim was to create a unified electoral coalition to eliminate caciquism and obtain Galician representation in the Cortes Generales, the parliament of Spain. The first stage of 20th-century Galician history lasted until the dictatorship of Primo de Rivera. In this stage the Galician nationalist Irmandades da Fala ("Brothehoods of the Language") began to appear to promote the Galician language. When they began to expand, the political idea of