Answer :
The details provided describe the Japanese Prime Minister Hideki Tojo:
1. Became a major general in 1933: Hideki Tojo served as a major general in the Imperial Japanese Army before his political career.
2. Elected Prime Minister by Emperor: Tojo was appointed as the Prime Minister of Japan by Emperor Hirohito in October 1941.
3. Arrested by General MacArthur: After Japan's surrender in World War II, General Douglas MacArthur, the Supreme Commander for the Allied Powers, ordered Tojo's arrest in 1945.
4. Found guilty of war crimes: Tojo was tried by the International Military Tribunal for the Far East and found guilty of war crimes, for which he was executed in 1948.
These details align with Hideki Tojo's role as a significant figure in Japanese history during World War II, serving as both a military leader and Prime Minister.