Congo, Democratic Republic of the
 
Flag Description:
sky blue field divided diagonally from the lower hoist corner to upper fly corner by a red stripe bordered by two narrow yellow stripes; a yellow, five-pointed star appears in the upper hoist corner; blue represents peace and hope, red the blood of the country's martyrs, and yellow the country's wealth and prosperity; the star symbolizes unity and the brilliant future for the country

 

 

 

 

Source: CIA The World Factbook