I don’t understand. What is better about US English? The vast majority of nations where English is an official language tends to use the British version.

*Americans pretending to be Canadian call for Carney to use American spellings.

It’s a bullshit argument from a linguistic standpoint, not just political.

Like imperial/metric and fahrenheit/celsius, we just use the z vs s variably. Some people even switch between spellings for some words. I’m not sure there are even idiomatic or de facto rules about usage, since it seems to be an area of uncertainty for many.