 
 <prompt> Na which time dem still dey use ballistic munitions? Given di last question, write one context wey get di answer. E fit be 1 - 20 sentences. <response>: ```Until di 1950s, guns wey dey fire ballistic munitions na im be di standard weapon; guided missiles come later come dey dominant, 'cept for very short ranges. However, di type of shell or warhead and how e dey set and, with missiles di guidance arrangement, dey different. Targets no dey always easy to destroy; but still, aircraft wey don spoil fit dey force to cancel dia mission and, even if dem manage return and land for friendly territory, dem fit dey out of action for days or permanently. Ignoring small arms and smaller machine-guns, ground-based air defence guns don dey different in calibre from 20 mm reach at least 150 mm.``` 