[2] In the 19th century, the country modified its entirely red flag with the addition of a white vertical stripe at the hoist to suit the British directive.
[3] After this addition, Sheikh Mohammed bin Thani officially adopted a patterned purple-red and white flag which bore a strong resemblance to its modern derivative.
[4] Several additions were made to the Qatari flag in 1932, with the nine-pointed serrated edge, diamonds, and the word "Qatar" being integrated into its design.
[11] Mohammed bin Thani, who ruled from 1847 to 1876, proposed the creation of a flag with a purple-red colour in order to unify the state, and to highlight its historic role in the production of dye.
The locally purchased dye was of poor quality that faded rapidly, causing the flag to take a chocolate colour.