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The Pledge of Allegiance of the United States was first used in public schools to coincide with the opening of the World's Columbian Exposition in Chicago.
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Pledge of Allegiance
Loyalty oath to the flag and republic of the U.S.
The U.S. Pledge of Allegiance is a patriotic recited verse that promises allegiance to the flag of the United States and the republic of the United States. The first version was written in 1885 by Captain George Thatcher Balch, a Union Army officer in the Civil War who later…Source: Wikipedia (CC BY-SA)
World's Columbian Exposition
1893 world's fair in Chicago, Illinois, United States
The World's Columbian Exposition, also known as the Chicago World's Fair, was a world's fair held in Chicago from May 5 to October 31, 1893, to celebrate the 400th anniversary of Christopher Columbus's arrival in the New World in 1492. The centerpiece of the Fair, held in…Source: Wikipedia (CC BY-SA)