MQ-9 Reaper: A versatile drone capable of both intelligence, surveillance, and reconnaissance (ISR) missions as well as offensive strikes using missiles and bombs. It has been a workhorse in the wars in Afghanistan and Iraq.

RQ-4 Global Hawk: A high-altitude, long-endurance drone designed for ISR missions. It can fly for over 30 hours at a time and cover vast distances, making it ideal for persistent surveillance.

MQ-1 Predator: An early generation drone that pioneered the use of armed drones in combat. It was instrumental in the early days of the War on Terror and paved the way for more advanced drones like the Reaper.

X-47B: A prototype drone designed to take off and land from aircraft carriers, demonstrating the potential for unmanned aerial vehicles to operate from sea.

Switchblade: A small, expendable drone designed for close-quarters combat. It can be launched from a tube and used to attack targets with a small explosive warhead.

These are just a few of the many impressive drones developed by the United States military. As technology continues to advance, we can expect to see even more sophisticated and capable drones in the future.