Principles include, promoting low taxes, low social-services spending, and high military spending.
The Louisiana Purchase treaty. the Louisiana Purchase treaty was an agreement between Thomas Jefferson and Napoleon Bonaparte in 1803 for the US to obtain the Louisiana territory (a large region from Louisiana to Montana) from the French for $15 million. This fits the concept of Manifest Destiny perfectly as Manifest Destiny was the US desire to expand westward across the North American territory. Purchasing the Louisiana territory allowed the US to expand westward and explore new territory while spreading American people and culture.
The North Vietnamese strategy (before the U.S. pulled troops): guerrilla warfare and traps
The North Vietnamese strategy (after the U.S. pulls troops): organized warfare with tanks, infantry
Well yoda is old and very wise. Luke is young and also a quick learner. I think if you combined yoda's wiseness and luke's strength and youth, that would make thes best combination.