Answer is <span>1924 hope it helps you
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Answer:
In 1949, the United States, Canada, and 10 countries of Western Europe formed a new military alliance called the North Atlantic Treaty Organization (NATO). This group agreed to consider an attack on any member as an attack on all and formed a standing army to defend Western Europe in the event of a Soviet invasion.
Explanation:
<h2><u><em>
MARK ME BRAINLIEST PLEASE</em></u></h2>
Knowing absolutely nothing about any of these events- obviously, "C". Is the only event necessarily capable of unifying a country.
<span>Nothing can possibly unite a country like overthrowing and kicking out foreign rulers! </span>
<span>A- No appointed ruler can satisfy all factions. </span>
<span>B- As above, so below. </span>
<span>D- Beside the fact that one guy arming himself is not going to make everybody happy, that he had to do it secretly implies that he must not have had all the country behind him. </span>
