any examples that prove this? and doesn't all this depend on how what you consider a country? hasn't Wales been colonized by the English for a long time or do

any examples that prove this? and doesn't all this depend on how what you consider a country? hasn't Wales been colonized by the English for a long time or does some geographic separation have to exist? And is colonization of Korea during ww2 less destructive than the British colonization of Hong Kong? Or does the colonizer matter?