The RQ-4 Global Hawk is a high-altitude, long-endurance, remotely piloted aircraft with an integrated sensor suite
that provides global all-weather, day or night intelligence, surveillance and reconnaissance (ISR) capability.
![US Air Force retires first RQ-4 Block 30 Global Hawks | Defense Brief](https://defbrief.com/wp-content/uploads/2022/06/US-Air-Force-retires-first-RQ-4-Block-30-Global-Hawks.jpg)
In the RQ-4 name, the “R” is the Department of defeпѕe designation for Reconnaissance and “Q” means unmanned aircraft system. The “4” refers to the series of purpose-built remotely piloted aircraft systems.
![Northrop Grumman RQ-4 Global Hawk the Ultimate UAV - YouTube](https://i.ytimg.com/vi/2hVI3jb2Ru0/mqdefault.jpg)