In which regions has Starbucks come under scrutiny?

Starbucks, an American coffee company and coffeehouse chain, has been the subject of multiple controversies. Public and employee criticism against the company has come from around the world, including a wide range issues from tax avoidance in Europe, anti-competitive practices in the United States, human rights issues in multiple countries, and labor issues involving union busting, questions about pay equity, and ethics in partnerships in Africa.

Criticism of Starbucks has been noted in Europe, the United States, as well as Africa.