YOU SAID:
Early man crossed over the strait into America.
INTO JAPANESE
早い人は、アメリカに海峡を渡った。
BACK INTO ENGLISH
Early people crossed the Strait to the United States.
INTO JAPANESE
初期の人々 は、アメリカ合衆国に海峡を渡った。
BACK INTO ENGLISH
Early people crossed the Strait to the United States.
That didn't even make that much sense in English.