https://en.wikipedia.org/wiki/BelarusSupposedly "Europe's last dictatorship" with a government close to that of Vladmir Putin (some rocky moments between the two aside). Its economy can generously be described as 'post-Soviet' with emphasis on the latter. It still has to deal with the aftermath of the Chernobyl explosion whose effects were mostly within the southern part of the country (even though Chernobyl is in Ukraine). Occasional murmurs persist of the country rejoining Russia but that is not a runner as of present. Otherwise, it is extremely flat with its highest point only at 346 metres high. Part of the Great European Steppe.
Below is a map of the Polish-Lithuanian Commonwealth in 1618 following its truce in the war against Russia (this during The Time of Troubles) overlapped with the modern borders of the region. All of modern Belarus is in the Lithuanian part of the Commonwealth, which is coloured purple