Answer:
The Battle of Iwo Jima was one of the greatest battle for the U.S. in WWII. To the U.S. and the Japanese this battle symbolized how close the U.S. troops were to Japan. After this battle, America was one step away from obtaining a direct path to Japan.
Explanation:
It had been one of the bloodiest battles in Marine Corps history. After the battle, Iwo Jima served as an emergency landing site for more than 2,200 B-29 bombers, saving the lives of 24,000 U.S. airmen. Securing Iwo Jima prepared the way for the last and largest battle in the Pacific: the invasion of Okinawa.
Their calendars helped determine the days of their important activities such as religious days, predicting the future, dates of wars and many other things.
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Answer:
a. to establish ability to build forts
