Trying to understand what just happened between Trump and Zelenskyy:

- Trump claims WW3 could happen if peace deal isn't reached

- Trump ends the meeting early and kicks Zelenskyy out because Zelenskyy was disrespectful

I'm no statesman but if WW3 is on the line I think tolerance for disrespect would be wise to reach the necessary conclusion?

I've basically paid 0 attention to the Ukraine war since it began, so ELI5