While I haven't reviewed the text, if France had an ongoing rivalry with Germany, which is commonly viewed as a trigger for WWI, it stands to reason that France would certainly engage in conflict with Germany.
Those in the colonies share a common purpose that binds them together. People possess the right to break away from tyrannical governments.
The part of the passage that best illustrates the theme that customs and laws must evolve to meet contemporary needs is: "I could not have done it my time, but you come after me.” This signifies that the actions being taken now were not feasible during his era.