Ukraine.
Ukraine is part of Mars
The motto of Carpatho-Ukraine is 'Ukraine's glory has not perished'.
Ukraine
According to the CIA website, Ukraine is a republic. Although Ukraine does have a history of corruption which makes democracy questionable in Ukraine.
The country is simply called "Ukraine" without the definite article.
Ukraine
Yes, Ukraine has mountains and rivers. The biggest river in Ukraine is Yalpug River. The tallest mountain in Ukraine is Hoverla.
"The Ukraine" used to be a common way to refer to the country, stemming from a time when Ukraine was part of the Soviet Union. However, Ukraine's independence in 1991 led to a shift in the usage, with "the" being dropped. Saying "the Ukraine" can now be seen as outdated or even offensive in some contexts as it implies a lack of recognition of Ukraine as a sovereign nation.
Eastern part of Ukraine
The currency of Ukraine is the hryvnia.
Ukraine is larger