Health care system
Consumption
service
the butt sector
The Air Force's largest bomber is the B-52.
The US Armed Forces.
In the middle of the 1870's the Knights of Labor was the largest worker's union in the US. Ten percent of its members at the end of the 1870's were women factory workers.
a civilian
The United States has the largest air force in the world. Take note, the US Air Force is not the largest air force in the world based on number of Aircraft. The US Navy/Marine Corps has many more aircraft, and the US Army has more aircraft, mostly helicopters, than any of the other individual branches.
In the later years of the 19th century, the Knights of Labor was the US's largest labor union. Women comprised about 10% of its membership.As an aside, women formed their own labor unions and protective societies in the 1870's.
What is the largest growing segment of the US in terms of age?
The c5A galaxy
The Community College of the Air Force