The flag for Sudan, which may show as the letters SD on some platforms.
The Flag: Sudan emoji is a flag sequence combining ? Regional Indicator Symbol Letter S and ? Regional Indicator Symbol Letter D. These display as a single emoji on supported platforms.
Flag: Sudan was added to Emoji 1.0 in 2015.
U+1F1F8
U+1F1E9
?? Regional indicator symbol letter s
?? Regional indicator symbol letter d