Black Sabbath is widely regarded as the pioneers of heavy metal music, with their 1970 album 'Paranoid' often cited as the genre's defining moment.

Progressive rock, also known as prog rock, is a subgenre of rock music that emerged in the late 1960s and early 1970s, characterized by complex compositions, extended instrumental sections, and often philosophical or political lyrics.

Hair metal, also known as glam metal, is a subgenre of rock music that emerged in the 1980s, characterized by its flamboyant fashion, energetic live performances, and catchy, often anthemic songs.

Grunge is a subgenre of rock music that emerged in the early 1990s, characterized by its raw, aggressive sound, grunge aesthetics, and often introspective or angst-ridden lyrics.

Nirvana is widely regarded as the band that popularized grunge music, with their 1991 album 'Nevermind' becoming a global phenomenon and ushering in the grunge era.

Emo is a subgenre of rock music that emerged in the late 1990s and early 2000s, characterized by its emotive lyrics, confessional songwriting, and often introspective or personal themes.

My Chemical Romance is widely regarded as one of the most influential emo bands, with their 2004 album 'Three Cheers for Sweet Revenge' becoming a defining moment in the genre's history.

Metalcore is a subgenre of rock music that emerged in the early 2000s, characterized by its heavy, distorted guitars, aggressive vocals, and often political or social commentary.

Killswitch Engage is widely regarded as one of the pioneers of metalcore music, with their 2002 album 'Alive or Just Breathing' becoming a landmark release in the genre.

Electronicore is a subgenre of rock music that emerged in the late 2000s and early 2010s, characterized by its electronic influences, dance-oriented beats, and often catchy, pop-punk melodies.

Attack Attack! is widely regarded as one of the pioneers of electronicore music, with their 2010 album 'Attack Attack!' becoming a defining moment in the genre's history.

Nu-metalcore is a subgenre of rock music that emerged in the late 2010s and early 2020s, characterized by its heavy, distorted guitars, aggressive vocals, and often dark, introspective lyrics.

Bring Me the Horizon is widely regarded as one of the pioneers of nu-metalcore music, with their 2019 album 'Amo' becoming a defining moment in the genre's history.

Rock and metal music has had a profound influence on fashion and style, leading to the emergence of distinct subcultures, influencing mainstream fashion trends, and inspiring the creation of iconic fashion items.

Rock and metal music has had a significant impact on social and political movements, serving as a vehicle for protest, providing a sense of community, influencing political discourse, and more.