If the USA was defeated by Japan in World War II, USA-led Allies would have had to have signed a cease-fire agreement with Japan. If the USA was defeated by Japan in World War II, USA-led Allies would have had to have signed a cease-fire agreement with Japan.

This is subjunctive case again.

If the USA washad been defeated by Japan in World War II, USA-led Allies would have had signed a cease-fire agreement with Japan. If the USA had been defeated by Japan in World War II, USA-led Allies would have had signed a cease-fire agreement with Japan.

More grammatically correct, which I would recommend since you’re doing a formal report

If the USA was defeated by Japan in World War II, the USA-led Allies would have had signed a cease-fire agreement with Japan. If the USA was defeated by Japan in World War II, the USA-led Allies would have had signed a cease-fire agreement with Japan.

There would be no communism in China, because the current territory of China wasould be divided into different puppetsatellite states led by Japan. There would be no communism in China because the current territory of China would be divided into different satellite states led by Japan.

Subjunctive

There would be no communism in China, the current territory of since after the war, China was divided into different puppet states led by Japan. There would be no communism in China since after the war, China was divided into different puppet states led by Japan.

There would be no communism in China, and the current territory of China wasould be divided into different puppet states led by Japan. There would be no communism in China, and the current territory of China would be divided into different puppet states led by Japan.

They werould be XIngjing, Tibet, Mongolia, Manchukuo, North of China, Southeast of China, and Southwest of China where I am livinglive. They would be XIngjing, Tibet, Mongolia, Manchukuo, North of China, Southeast of China, and Southwest of China where I live.

Subjunctive

They wereas XIingjing, Tibet, Mongolia, Manchukuo, North of China, Southeast of China, and Southwest of China, which is where I am currently living. They was Xingjing, Tibet, Mongolia, Manchukuo, North of China, Southeast China, and Southwest China, which is where I am currently living.

They werould be XIingjing, Tibet, Mongolia, Manchukuo, North of China, Southeast of China, and Southwest of China where I am living. They would be Xingjing, Tibet, Mongolia, Manchukuo, North of China, Southeast of China, and Southwest of China where I am living.

The former three states awould be where the minorityies living areas, ande while Manchukuo would be the most advanced state. The former three states would be where the minorities live while Manchukuo would be the most advanced state.

This is still subjunctive case since you're still hypothesizing. I'm not sure what you mean by "minority living areas" so this is my best guess.

The former three states are the minority living areaswould of been the minority, and Manchukuo would be the most advanced state. The former three states would of been the minority, and Manchukuo would be the most advanced state.

The former three states are the minority livingthree former states would make up a minority of the inhabited areas, and Manchukuo would be the most advanced state. The three former states would make up a minority of the inhabited area, and Manchukuo would be the most advanced state.

Both Chinese and Japanese arwould be the official languages, and only wellthose who would have command of the Japanese clanguage would have more opportunities to be promoted if you were working for the government. Both Chinese and Japanese would be the official languages and only those who would have command of the Japanese language would have more opportunities to be promoted if you were working for the government.

Subjunctive

Both Chinese and Japanese arwould now have been the official languages, and only well command of Japanese canyou would have only haved more opportunities to be promoted if you were working for the government. Both Chinese and Japanese would now have been the official languages, and you would have only had more opportunities to be promoted if you were working for the government.

Both Chinese and Japanese arwould be official languages, and only wellthose with strong command of Japanese canwould have more opportunities to be promoted if youthey were working for the government. Both Chinese and Japanese would be official languages, and only those with strong command of Japanese would have more opportunities to be promoted if they were working for the government.

German and Japanese would become the most majorities ofpopular languages which Americans would want to learn. German and Japanese would become the most popular languages which Americans would want to learn.

Subjunctive again.

German and Japanese would have become the most majorities of Americanwhat Americans would have wanted to learn. German and Japanese would have become what Americans would have wanted to learn.

German and Japanese would become the most majorities oflanguages most Americans would want to learn. German and Japanese would become the languages most Americans would want to learn.

The most powerful countries would be German-led New Europe and Japan-led New Asia. The most powerful countries would be German-led Europe and Japan-led New Asia.