The flag for Cuba, which may show as the letters CU on some platforms.
The Flag: Cuba emoji is a flag sequence combining ? Regional Indicator Symbol Letter C and ? Regional Indicator Symbol Letter U. These display as a single emoji on supported platforms.
Flag: Cuba was added to Emoji 1.0 in 2015.
U+1F1E8
U+1F1FA
?? Regional indicator symbol letter c
?? Regional indicator symbol letter u