Serbia

three equal horizontal stripes of red (top), blue, and white - the Pan-Slav colors representing freedom and revolutionary ideals; charged with the coat of arms of Serbia shifted slightly to the hoist side; the principal field of the coat of arms represents the Serbian state and displays a white two-headed eagle on a red shield; a smaller red shield on the eagle represents the Serbian nation, and is divided into four quarters by a white cross; a white Cyrillic "C" in each quarter stands for the phrase "Only Unity Saves the Serbs"; a royal crown surmounts the coat of arms

the Pan-Slav colors were inspired by the 19th-century flag of Russia