The answer is who is responsible for the changes?
Thedore Roosevelt was a Assistant Secretary of the Navy during the Spanish-American war.
<span>Franklin Delano Roosevelt served an unprecedented "4" terms as President, which was the main reason why term limits were placed on the presidency. Now a president can only serve for a maximum of two terms. </span>
It is protected by the fact that it has a system of separation of powers with three branches that control each other and prevent tyrannical behavior from a single branch. They are also separated into local provinces and autonomous regions that are ruled by small scale governments that have some degree of independence and that could easily oppose a new form of tyrannical government.
There was no unified command and defenses were not put into place. The Japanese were able to approach Pearl Harbor without warning and without being detected.