Converting the sentence ( Ethiopia has denied the request ) into a passive form :
The request has been denied by the Ethiopia
Active voice asserts that the grammatical subject performs the action which is represented by the verb. while in a passive voice form the subject of the sentence is acted upon by the verb in the sentence. The sentence in the question is in active voice. The passive form of the sentence is The request has been denied by the Ethiopia.
Hence we can conclude that Converting the sentence into a passive form : The request has been denied by the Ethiopia.
Learn more about Active vs Passive form : https://brainly.com/question/5050887