Q: The World's Columbian Exposition of 1893 in Chicago is credited with bringing what French luxury brand to America?
A: Louis Vuitton.
It was at the 1893 Columbian Exposition that George Vuitton met John Wanamaker. Shortly thereafter, Wanamaker's department store in New York became the first store in America to carry Louis Vuitton merchandise.
Bonus trivia: The first Louis Vuitton store in Chicago opened at Water Tower Place in 1982.