Greenland (Denmark) did respond: by shipping blood bags to Greenland and scheduling military exercises to practise blowing up runways. And they did so in a way that would be noticeable.
The only thing a militarily weaker power can do is signal the clear intent to die defending territory where necessary.
The fact that this actually happened — that an ally felt it necessary — is the shame of the USA, IMO.
In much the same way that I (as a Brit) don't think my fellow countrymen understand the extent to which the British are loathed (especially in America), I don't really think many Americans fully understand who/what America is now, to the rest of the world, or what will be necessary to change that perception.
https://www.theguardian.com/world/2026/mar/19/denmark-prepar...
The only thing a militarily weaker power can do is signal the clear intent to die defending territory where necessary.
The fact that this actually happened — that an ally felt it necessary — is the shame of the USA, IMO.
In much the same way that I (as a Brit) don't think my fellow countrymen understand the extent to which the British are loathed (especially in America), I don't really think many Americans fully understand who/what America is now, to the rest of the world, or what will be necessary to change that perception.