Big Trek events that would NOT be affected by the time travel

[Agent Richard07]

If they ever want to do a Voyager remake in this new timeline, there's nothing preventing them from including Tuvok if they want to.

 

[Jeri]

Oh, AgentRichard07, you and your avatar are back! I love to look at it.

 

[Agent Richard07]

^ I say 'thanks'. Robau however is not surprised.

 

[Jeri]

We mortals need idolatry to fixate on.

 

[wellsweb]

Let's not forget the rubber pancake creatures from "Operation: Annihilate!". They're probably on Ingraham B right now.

 

[Shazam!]

preventing the Defiant from falling into Mirror-Tholian clutches and then Mirror-Terrans. Granted, this doesn't change the universe much, but could have a significant impact on the mirror universe.

It won't affect the mirror universe at all, because the USS Defiant will still arrive there from the Prime universe.