Answer:
The phrase "who governs less governs better" implies that any government that stays out of establishing unnecessary, bureaucratic or restrictive regulations or standards regarding the exercise of political and economic freedoms of citizens and companies of the country will obtain a better result in your government than those governments that do otherwise. This, indeed, is true, given that the governments that interfere the least in the private economy are those that have the best economic results at the end of their mandates.
Regarding Hoover's phrase, it is fallacious. Capitalism does not produce greed, but allows anyone who strives and directs his efforts towards personal growth to do so, without having a socialist state that restricts that growth through the collection of excessive taxes or the confiscation of profits.
The United States added Oregon because of the treaty signhed with spain the qonis treaty
