Belgium is 28% larger than Vermont (USA).
Area: 30,528 km2 World Factbook
Population: 10,449,361 (July 2014) World Factbook
Belgium, officially the Kingdom of Belgium, is a federal monarchy in Western Europe. It is a founding member of the European Union and hosts the EU's headquarters as well as those of several other major international organisations such as NATO. Wikipedia
Vermont is a state in the New England region of the northeastern United States. Vermont is the 6th smallest in area and the 2nd least populous of the 50 United States. It is the only New England state not bordering the Atlantic Ocean. Wikipedia