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The flag of Hungary has three horizontal stripes of red, white, and green.

Hungary

Magyarország

Population: 9,749,763

Region: Europe

Subregion: Central Europe

Capital: Budapest

Top Level Domain: .hu

Currencies: Hungarian forint

Border countries

The flag of Austria has three horizontal bands of red, white, and red.

Austria

Population: 8,917,205

Region: Europe

Capital: Vienna
The flag of Croatia has three horizontal stripes of red, white, and blue with the national coat of arms in the center.

Croatia

Population: 4,047,200

Region: Europe

Capital: Zagreb
The flag of Romania has three vertical stripes of blue, yellow, and red.

Romania

Population: 19,286,123

Region: Europe

Capital: Bucharest
The flag of Serbia has a red, blue, and white horizontal tricolor with a coat of arms on the left side.

Serbia

Population: 6,908,224

Region: Europe

Capital: Belgrade
The flag of Slovakia has three horizontal stripes of white, blue, and red with a coat of arms on the left side.

Slovakia

Population: 5,458,827

Region: Europe

Capital: Bratislava
The flag of Slovenia has three horizontal stripes of white, blue, and red with a coat of arms on the left side.

Slovenia

Population: 2,100,126

Region: Europe

Capital: Ljubljana
The flag of Ukraine has two horizontal bands of blue and yellow.

Ukraine

Population: 44,134,693

Region: Europe

Capital: Kyiv