Having power affects how individuals perceive their attributes, how they evaluate themselves, and how they see themselves independently in relation to others.
The british government when parliament was formed. they wanted a balance of monarchy and democracy so they added parliament to balance out with the king
They viewed the native americans as savages because they did things differently so when they saw that the native americans weren't following the same things as them they decided that they were savage.
Greece is a crossroad of cultures, it is in Europe, but also it is near Egypt and the East. So it had a big exchange of ideas and philosophy, it developped science and trade, and being surrounded by the sea, it developped maritime skills (military and trading fleet). This lasted form antiquity to modern history.
The United States first began developing nuclear weapons in 1939, during World War II, under the order of President Franklin Roosevelt. Motivation was the fear that US was engaged in a race with Nazi Germany to develop nuclear weapon. This project is best known as Manhattan Project.