Dadaism, an avant-garde movement that emerged during World War I, employed collage, photomontage, and satire to challenge conventional notions of art, question the absurdity of war, and critique societal norms.

Art that challenges authority seeks to question and subvert established norms, power structures, and societal conventions. It aims to provoke thought, raise awareness, and inspire change.

Banksy, a renowned street artist, is known for his anonymous and politically charged graffiti and stencil art. His works often address social and political issues, challenging authority and provoking thought.

Political Art, Social Commentary Art, and Activist Art are all terms used to describe art that directly engages with political and social issues, aiming to raise awareness, promote change, and challenge authority.

Art as a tool for social and political resistance provides a platform for marginalized voices, raises awareness and inspires action, and challenges authority and promotes critical thinking.

Fluxus, an international artistic movement of the 1960s and 1970s, employed performance art, installations, and happenings to challenge traditional notions of art, question societal norms, and promote anti-art and anti-commercialism.

Satire in art that challenges authority is used to ridicule and expose hypocrisy, question established norms, and provoke thought. It aims to highlight the absurdity and contradictions within society and power structures.

Ai Weiwei, a Chinese contemporary artist, is known for his large-scale installations and sculptures that address social and political issues. His works often challenge authority, question censorship, and promote human rights.

Art as a form of protest provides a non-violent means of expressing dissent, raises awareness and mobilizes support for a cause, and challenges authority and promotes social change.

Postmodernism, an artistic movement of the 1980s and 1990s, employed appropriation, simulation, and mass-produced imagery to critique consumerism, media culture, and the commodification of art. It challenged traditional notions of originality, authenticity, and artistic value.

Art can raise awareness of social issues and injustices, challenge stereotypes and prejudices, and inspire empathy and understanding among people, thereby promoting social justice and equality.

Kehinde Wiley, an American artist, is known for his large-scale murals and street art that address issues of race, identity, and social justice. His works often depict African-American men and women in heroic and regal poses, challenging stereotypes and celebrating black beauty and culture.

Topical Art is a term used to describe art that is created in response to a specific political or social event or issue. It is often time-sensitive and aims to engage with current affairs and provoke thought and discussion.

Cubism, an artistic movement of the early 20th century, employed collage, fragmentation, and multiple perspectives to challenge traditional notions of representation and reality. It aimed to break down objects and forms into their geometric components, presenting them from different viewpoints simultaneously.

Art can question assumptions and provoke new ways of thinking, encourage viewers to examine their own beliefs and values, and foster dialogue and debate about important issues, thereby promoting critical thinking and challenging established beliefs.