The F-35 Lightning II program has grown to become the largest defense project in US history since it began in 2001. The Lockheed Martin F-35, also known as the Joint Strike Fighter, is primarily manufactured in Fort Worth, Texas, at the US Air Force’s 'Bomber Plant.' There are also two final assembly lines in partner nations in Cameri, Italy, and Nagoya, Japan. The rapid proliferation of the F-35 has changed the game of air power in the 21st century. The United States, Japan, the United Kingdom, Australia, and Italy make up the heart of the program, while 20 other nations…