We are on the brink of war.
Japan is getting ready for a shooting way by 2025.
The US is more inclined to think 2030 +/-.
I posted a while back how they are reorganizing the Marine Corps to be ready to fight a island war in the South China Sea within 10 years.
https://www.overtdefense.com/2020/03...0-china-pivot/
It will involve all phases of warfare.
This is a easy to understand video from Destin Sandlin, the interview with the general midway through is interesting. Pretty simplistic for some, but maybe others will find it enlightening.
https://www.youtube.com/watch?v=qOTYgcdNrXE