What are characteristics that all mandalas have in common?

Some of the characteristics of all mandalas are : a square with four gates containing a circle with a center point. Each gate is in the general shape of a T. Most Mandalas  also often exhibit radial balance, and were used for spiritual reverence in Hinduism and Buddhism.

In Muslim worlds it used to be a lot less violent. now there are bombs blowing up all over the world. but we used to be at peace with them now we are at war