As expected, Northwest and Delta Airlines announced the two will merge and become the world's largest airline. The process of merging is expected to take 6-8 months, and is subject to government approval. Delta will retain the name for the new airline. The airlines have contacted members of their frequent flyer programs stating their frequent flyer miles and status will be unaffected by the merger.Meanwhile, the airlines created a new website to boast of the new airline and positive effects they feel will result.