O le sui peresetene aoao o le International Association of Machinists and Aerospace Workers '(IAM) o Robert Roach, Jr o le a molimau ia Iulai 30, 2008 i luma o le Komiti a le Maota mo Aoga ma le Komiti a le Leipa i le Soifua Maloloina, Aoga, Leipa ma Penisione e uiga i le Delta Air Lines - Northwest Airlines merger proposal e afaina ai tagata faigaluega.
O le Machinists Union o lo o teteʻe malosi i le Delta / Northwest merger ona o le a aveʻesea galuega, faʻaititia filifiliga mo pasese ma leai se mea e foʻia ai faʻafitauli o se faʻalapotopotoga faigata.
O le Machinists Union o loʻo avea ma sui o le 12,500 Northwest Airlines tagata faigaluega ma o loʻo faʻatautaia nei tagata faigaluega o le Delta Air Lines. O le IAM o le sili lea o kamupani vaʻalele ma nofoaafi i Amerika i Matu, o loʻo avea ma sui o le silia ma le 170,000 Tagata Aoga, Tagata Faʻatau Tagata Faʻatau, Tagata Faʻasao, Tagata faigaluega faʻasolosolo, masini masini auala ma isi tagata faigaluega o felauaiga.
