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These words are part of Montesquieu's treatise The Spirit of the Laws. More specifically, they belong to the Chapter 6 ("Of the Constitution of Engand") of this treatise.
In this text, Montesquieu defends political liberty. Moreover, he argues that the best way of achieving it is by establishing the separation of the powers. In that way, Montesquieu believes that the different functions of government, that is to say the executive, legislative, and judicial functions, should be assigned to different bodies. Furthermore, he argues that liberty cannot be established in a nation where there is no separation of powers.
The answer is A pertaining to The League of Nations
I believe it was a military campaign created in the second World War. I think the Raf (Royal Air Force) the United Kingdom's Air Force, was created to defend against the German's Air Force the Luftwaffe. It was famous because it was the first big campaign fought only by airplanes. Hope this helped:)