even in the most dire situations, it is possible to give a new meaning to such circumstances by:

The correct answer is known as "our choice of attitude".

In the given quotation, "​even in the most dire situations, it is possible to give a new meaning to such circumstances by our own choice of attitude", it states that every circumstances can be given new meanings if we choose a an attitude that's adoptive to the circumstance. In short, individuals who choose to have reasons to live, can survive any hows that crosses their paths.

France played a key role in the american revolutionary war (american war of independence; 1775–1783). motivated by the ideals of the new nation which were inspired by the french enlightenment, as well as its long-term rivalry with britain and so as to avenge their territorial losses during the french and indian war, france secretly began sending supplies to the americans in 1775.