Googling "Ukraine" the first words on the results page are "Ukraine, Country in Europe". I guess you are thinking of the more western bits of Europe or the bit

Googling "Ukraine" the first words on the results page are "Ukraine, Country in Europe". I guess you are thinking of the more western bits of Europe or the bits that are in NATO but there isn't really a fundamental boundary. That seems to be a bit of a flaw in the current 'peace negotiations' - Putin just wants a deal to carve up Ukraine agreed with the US and not involving Europe or the Ukranians but I'm not sure they are ok with that.