Kirk returns to the planet where he spent time 13 years before. A friend from his previous visit is now leader of his people. While trying to uphold the Federation's prime directive, the Klingons are providing more advanced technology to their enemies. Written by
Did You Know?
The Star Trek Universe has been known to tackle societal, political, environmental, and other types of issues throughout the history of the franchise. This one tackled the Vietnam War head-on, not only specifically pointing out the "20th-Century brush wars on the Asian continent", but also as portraying the Federation and the Klingon Empire as superpowers using an otherwise peaceful world as pawns in their struggle for power (a direct allegory of the Cold War at that time, between NATO and the Red Bloc). See more
Although a flintlock could injure and possibly kill Spock, there's no way a flintlock with a non-rifled barrel and shooting spherical bullets as ammunition could go through Spock's torso at the distance he was shot from. When Kirk tends to Spock, there is blood on front of his shirt as well as the back, meaning the that the bullet (actually just a simple lead ball) went all the way through his body. See more
A mahko root.
A plant? It moves.
For those who know where to find it, how to use it, how to pick it.