What countries were involved in the Battle of Kursk? What nation did Germany first declare war upon during WWI? What country changed sides about a year after World War I began and joined the Allies? What countries were involved in the Vietnam War?
Both countries, former Soviet-controlled Eastern bloc countries, have experienced a massive transformation of their economies over the past decades, and their significant development has been emphasized by their participation in the European Union. Following their economic development (Figure 1) using the...