Relational aggression refers to the non-physical aggression against someone else in order to weaken their credibility or social status or improve their own social status. It is also called mean girl phenomena because it is often reflected in the competition between teenage girls. It could break down the one's self-esteem and trust and trigger a host of mental health issues such as anxiety, stress, depression, eating disorders, etc.
Well many traditions had "grown" out of it in which it was a time of wealth. This contributed wildy to the development process of art and architecture.
