Answer:
An alliance is a relationship among people, groups, or states that have joined together for mutual benefit or to achieve some common purpose, whether or not explicit agreement has been worked out among them.
In history during WW1 Russia, France, Great Britain and eventually the US were allies and they went against the central powers like Italy, Germany, and more.
Explanation:
I would say it means that a nation is only as strong as its people. hinting that if the people do not trust in its government or the officials the nation will not be strong therefore it is ruined.