German declaration of Submarine Warfare
Zimmerman Telegrams
The theory that you are looking for is "the Divine right theory".
This theory claims that only certain people who were given the divine right to do so can create countries and that royalty is supposed to exist as rulers, without being questioned.
They both controlled all aspects of daily life
A two-thirds majority vote in both the House of Representatives and in the Senate is required to override a presidential veto. The exact number depends on how many representatives vote; therefore, the actual number is subject to chance