Anuncrewed vehicle orunmanned vehicle is avehicle without a person on board. Uncrewed vehicles can either be undertelerobotic control—remote controlled orremote guided vehicles—or they can beautonomously controlled—autonomous vehicles—which are capable of sensing their environment and navigating on their own.[citation needed]
It has been reported that thearmed forces of more than 100 countries have approximately 170 different types of drones in service.[1]
There are different types of uncrewed vehicles:[2]
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