The question of whether segregation can be "brought back" involves complex legal, social, and ethical considerations. In many countries, particularly in the United States, segregation on the basis of race or ethnicity has been outlawed through legislation such as the Civil Rights Act of 1964 and the Supreme Court's decision in Brown v. Board of Education (1954), which deemed racial segregation in public schools unconstitutional.
While there may be attempts by certain groups or individuals to promote segregationist ideas or policies, any formal return to state-sanctioned segregation would likely face significant legal challenges and public opposition. Societal values generally have moved toward inclusivity and equality.
Engaging in discussions about race and inequality can be productive, but it is essential to focus on unity, understanding, and addressing the root causes of division rather than attempting to revert to segregationist practices.