Complex sentence: The Republic of Singapore Air Force (RSAF, Chinese: 新加坡空军部队; Malay "Angkatan Udara Republik Singapura") is the air force branch of the Singapore Armed Forces, established in 1968 as the Singapore Air Defence Command (SADC).
Split into simpler sentences: The Republic of Singapore Air Force (RSAF,;;) is the air arm of the Singapore Armed Forces. It was first established in 1968 as the Singapore Air Defence Command (SADC).