Just think about the context of these passages. Goverment will always say that it is doing good while it takes on authority – even while destoying the people it conquers.
And He said to them, “The kings of the Gentiles lord it over them; and those who have authority over them are called ‘Benefactors.’ But it is not this way with you, but the one who is the greatest among you must become like the youngest, and the leader like the servant.”
That whenever any Form of Government becomes destructive of these ends, it is the Right of the People to alter or to abolish it, and to institute new Government, laying its foundation on such principles and organizing its powers in such form, as to them shall seem most likely to effect their Safety and Happiness.
We the people of the United States, in order to form a more perfect union, establish justice, insure domestic tranquility, provide for the common defense, promote the general welfare, and secure the blessings of liberty to ourselves and our posterity, do ordain and establish this Constitution for the United States of America.
But Jesus called them to Himself and said, “You know that the rulers of the Gentiles lord it over them, and their great men exercise authority over them. It is not this way among you, but whoever wishes to become great among you shall be your servant, and whoever wishes to be first among you shall be your slave; just as the Son of Man did not come to be served, but to serve, and to give His life a ransom for many.”