In 1843, Reverend Samuel Àjàyí Crowther of the Christian Missionary Society developed the Yorùbá orthography by adopting Latin script with diacritics — or accent marks.
A shekarar 1843, Rabaren Samuel Àjàyí Crowther na ƙungiyar Christian Missionary Society ya samar da ƙa'idojin rubutun Yoruba ta hanyar amfani da rubutun Latin, inda ake amfani da alamar karin sauti.