The first name of the first recognised separate state in Ukraine was RusIn Polish it is also 'na Ukrainie'. The term comes from the days when Ukraine was not a recognised separate state.
Please remember this. And toponym Ukraine was documented during the existence of the state of Rus at least 6 times - in the 12-13th century. All recalls of Ukraine in the annals of that time refer exclusively to the territory of present-day Ukraine - its central and western lands