Original sentence: Some historians see Manchukuo as an effort at building an ideal Japanese state in Asia that failed due to the pressures of war
Edited sentence: Chinese historians generally refer to the state as 'Wei Manzhouguo' ('false Manchukuo') to emphasise its alleged lack of legitimacy.Historians generally consider Manchukuo a puppet state or colony of Imperial Japan because of the Japanese military's strong presence and strict control of the government administration, in addition to Japan's wartime atrocities on the local population in Manchukuo.In addition, some historians see Manchukuo as an effort at building an ideal Japanese state in Asia that failed due to the pressures of war.Japan also expanded the industry and transportation system of Manchukuo to further develop it into a war base for military campaigns against China