​The South Korean Flag, known as the Taegeukgi in Korean.  The white on the flag represents purity.

​The top left symbol represents the heavens. It is the strongest symbol on the flag.

The bottom left symbol represents fire.

​The Eumyang represents the balance of oposing forces. For example, winter and summer, fall and spring, day and night, heaven and earth, water and fire, etc.  ​When Eum and Yang are in harmony, the symbol is known as the Taegeuk

The top right symbol represents water. This is the second strongest symbol on the flag.

The bottom right symbol represents earth. It is the weakest symbol on the flag.