Which major airline merger resulted from American Airlines' parent company AMR Corporation filing for bankruptcy in 2011, creating the world's largest airline at that time?

In the transportation industry, strategic mergers and acquisitions have reshaped the competitive landscape, particularly in aviation. These consolidations have created global powerhouses, but also raised questions about consumer choice and market competition. Test your knowledge about one of the most significant airline merger sagas that transformed air travel in the United States and created one of the world's largest carriers.

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American Airlines and US Airways (2013)
American Airlines and Continental Airlines (2012)
American Airlines and Alaska Airlines (2014)
American Airlines and Southwest Airlines (2013)