British flag is horizontal rectangles,long and wide ratio is 2:1."M" word by deep impression and flag,red,white,"" word.The red flag with white is the patron saint st England,white cross cross represents Scottish guard sacred Andrew,Red Cross cross representative Irish patron saint st.Patrick.The flags in 1801 produced by the former England,is the red flag,afraid of Scotland is ten to cross the blue white flag and Irish road crossing the red flag overlap.