

Yes. Every country on the eastern shore of the Baltic Sea has recently left the land mine ban.
Unlike Ukraine, we don’t have hundreds of kilometers of space for a strategic retreat. So if signs start indicating that an invasion might come, border areas will have mine fields.
If it comforts anyone: many modern land mines have electronic detonators. They can be designed to become inert after a set amount of time, or when their battery runs out of juice. Old models had mechanical / piezo detonators, and could survive decades in the right conditions.
Trump’s government has made the US a village idiot - and if the idiot gets into a fight with the whole village, the idiot will have more bruises.
Why he does that - I don’t pretend to understand.