What types of messages were coded using the language developed by the Navajo code talkers?
A. Those that could not be delivered over the radio
B. Those that had little risk of being intercepted
C. Those that were very sensitive and highly secret
O D. Those that were very simple

By the late 1930s, how were u.s. officials beginning to view japanese policies of expansion? a. they attempted to join forces with japan so as to increase u.s. territory. b. they warned them to stop expansionist actions or face potential u.s. intervention. c. they sent representatives to japan to work out territorial rights in a diplomatic fashion. d. they became fearful of their military power

Why did einstein write a letter to president roosevelt

As american population grew between 1820 and 1850, the percentage of americans living on farms also grew. a.true b.false