Cruise missiles are like artillery, which detonate at proximity, on command, or on impact.
There are many more UAVs than can be listed here. For this manual, UAVs were grouped together based on similarities and roles. One, and in some cases, two, UAVs were selected from each group to be represented in this manual. For each aircraft, there are line drawings, general data, WEFT descriptions, user countries, photographs, and aircraft manufacturer information. The following illustration shows early warning, observation, and reconnaissance aircraft WEFT description features.