Original sentence: In 1943, Italian Fascist dictator Benito Mussolini's Italian Social Republic relinquished the concession to the Japanese-sponsored 'Chinese National Government', a Japanese puppet state led by Wang Jingwei; it was never recognized by the Kingdom of Italy, the Republic of China, or most world governments
Edited sentence: In 1943, Italian Fascist dictator Benito Mussolini's (virtually fictitious) Italian Social Republic relinquished the concession to the Japanese-sponsored 'Chinese National Government', a Japanese puppet state led by Wang Jingwei; it was never recognized by the Kingdom of Italy, the Republic of China, or most world governments