Final answer:
The main theme of the Torah that is not fulfilled until the book of Joshua is The Promised Land.
Step-by-step explanation:
The main theme of the Torah that is not fulfilled until the book of Joshua is The Promised Land. According to the Hebrew Bible, after the Hebrews' flight from Egypt and their arrival in Canaan, Moses's general Joshua led military campaigns against the inhabitants to allow the Hebrews to settle the land.