I would say one of the reasons many rulers wishing to be associated with the sun is because it symbolises 'life, strength, and power'. This is usually the main reason yet other countries have their own reasons. For example
1. Argentina and Uruguay: It usually represents the 'Sun Of May' which depicts the revolution in May when achieving independence from Spain.
2. Japan: They use the rising sun to show a new morning, representing a new day thus a new chance.
Answer : Great Society was a set of domestic programs in the United States launched by Democratic President Lyndon B. Johnson in 1964–65. The main goal was the total elimination of poverty and racial injustice.