Final answer:
Ripped jeans are typically banned in schools due to being inappropriate, distracting, and violating dress code policies, with the enforcement differing globally. The blue jeans historically symbolized nonconformity, especially during the 1960s, along with other nontraditional styles like tie-dye shirts.
Step-by-step explanation:
Ripped jeans may not be allowed in schools for several reasons which include them being considered inappropriate for the school environment. They might also cause a distraction to other students and likely violate the dress code policy. While not often cited, they could potentially be a safety hazard. Dress codes in education systems across the world vary significantly. In countries like Ghana, for instance, students adopt a more formal attire in respect to their culture and in support of the local economy. In contrast, the American approach to dress codes in schools has been progressively skewed towards comfort. The use of dress codes is aimed at maintaining a conducive learning environment and instilling discipline.
Regarding the history of blue jeans, they transformed from work attire to a symbol of nonconformity and rebellion, especially in the 1960s. They were associated with social activists who challenged traditional norms and sought equality. Other styles that expressed nonconformity during this era included tie-dye shirts, long hair, and the rejection of mainstream fashion typified by bespoke suits and dresses, likewise embraced by both genders as symbols of a counterculture movement.