Finland is considered the happiest country in the world. Finland has one of the best welfare and education systems in the world. The key to success is increased respect for teachers, equal opportunities, and experimental forms of education with a little testing of students.

The happiest city in the world is Helsinki, the capital of Finland. Helsinki is known for its high standard of living, high-quality public services, and friendly, welcoming residents. Other cities that consistently rank high in the report include Vienna, Copenhagen, Zurich, and Geneva.

South Sudan is considered the least happy country in the world, according to the World Happiness Report 2021. South Sudan is a young country that gained independence from Sudan in 2011, but it is struggling with civil war, political instability, and economic hardship. The country ranks low on the happiness index because of factors such as poverty, poor health care and education, and high levels of violence and conflict.

The concept of freedom can be defined and measured in different ways, such as political, economic, and personal freedom. Norway is the freest country in the world, followed by Finland and Iceland. These countries have high scores on political rights, civil liberties, and freedom of the press.