What reform movement is Utopia associated with?

Utopia is associated with the reform movement of social and political idealism, particularly reflecting the ideas of communal living and social equity. The term originates from Thomas More's 1516 book "Utopia," which describes an imaginary society based on rational principles and collective ownership. This movement often critiques existing societal structures and advocates for radical changes to achieve a more just and harmonious community. It has influenced various utopian communities and social reform efforts throughout history.