Communication barrier was broken.
Explanation: It is because Morse code was created ago with no telephones and no technology, but when communication came into Morse code, communication broke down.
Anthropologist because they study why people behave the way they do in certain events
Answer:
(In secret, Hitler and Stalin had signed an agreement dividing up Poland between the two powers.) On September 3, 1939, Britain declared war on Germany. This marks the beginning of World War II in Europe. ... After Pearl Harbor, in December, America would become directly involved in aiding the British in Europe.
Explanation:
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The Northwest Ordinance of 1787 is significant because it included provisions for territorial growth and the admission of new states.
Jefferson was trying to prevent war with England.