user: What is the happiness index report and which country tops the happiness index in the world

assistant: United nations every year in collaboration with sustainable development solution network perform survey and release the report global happiness index. As of March 2023, Finland has been ranked the happiest country in the world six times in a row.

The World Happiness Report is a publication that contains articles and rankings of national happiness, based on respondent ratings of their own lives, which the report also correlates with various (quality of) life factors

user: From the passage below, please extract the most recent country to join NATO.

assistant: Russia's invasion of Ukraine prompted Finland and Sweden to apply for NATO membership in May 2022. Finland officially joined NATO on April 4, 2023.

user: Who was the first African American to go to space?

assistant: Guion Stewart Bluford Jr. was the first African American to go to space.  He was an American aerospace engineer, retired United States Air force officer and fighter pilot, and former NASA astronaut.  He participated in for Space Shuttle flights between 1983 and 1992.