Quote Originally Posted by shooter74743 View Post
Are you talking about in flight or once they hit a body? All modern guns are rifled except for shotguns, my Judge was even rifled. Some of the old, really old, stuff (blackpowder) was smoothbore, but when they found out the difference in accuracy...well, lets say the rest is history.

Some full metal jacket bullets are known to twist and yaw once they hit the body, namely .223 & I think 7.62x39.
In flight. Now keep in mind this is all hearsay.