20th century 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 World War II, nuclear power and space exploration, nationalism and decolonization, the Cold War and post-Cold War conflicts;
History of Jewish education in the United States before the 20th century of promoting uniformity and approved methods in Sabbath-school instruction. As of 1900, there were in the United States 415 Jewish educational organizations, 291 of which were religious schools attached to congregations, with 1,127 teachers and an attendance of about 25,000 pupils. There were also 27 Jewish free schools, chiefly in large cities, with about 11,000 pupils and 142 teachers. History of Jewish education in the United States before the 20th century The history of Jewish education in the United States before the 20th century is as old as the United States itself; it is a part of overall U.S. Jewish