Which airline used the iconic slogan "Fly the Friendly Skies" for nearly 50 years before reviving it in 2013?

Airlines have created some of the most memorable advertising slogans in transportation history, perfectly capturing their brand promise in just a few words. These taglines have helped differentiate carriers in a competitive market and created lasting impressions with travelers worldwide. Test your knowledge of these famous airline marketing campaigns that have soared through our cultural consciousness and helped shape the commercial aviation landscape.

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United Airlines
American Airlines
Delta Air Lines
Pan American World Airways