A UN Agreement....worth exactly squat!
Space was not supposed to be militarized either....guess what!
Poison Gas was outlawed....guess what!
Large bore machine guns were not supposed to be used against infantry....guess what!
Wounded and captured enemy soldiers were not to be murdered....how did that turn out?
The Human Species will find new ways to kill...and no amount of words etched onto parchment or Digital memory is going to stop one side or the other from trying to gain an advantage over a perceived adversary.
How many Nukes stored away for use....I reckon someone somewhere is sick enough to decide to open up one of those cans of instant sunshine.....and there agreements about that too I suppose.
Conventional wisdom is the Western Powers cannot fight a conventional war with China and win....Korea gave us a hint of how that kind of War might turn out.
So...if we are to counter the hordes of Chinese Soldiers....how do we accomplish that....appease....surrender...give them what they want....or fight....and with what and how...and win?