1. The Bhagwad Gita is the most didactic book. It is the song sung by God. There are Eighteen chapters. It is in Sanskrit language. Now, it has been translated into different languages of the world. 

2. Shri Krishna became the charioteer of Aijuna during the war of Mahabharata.

3. When Aijuna saw his relatives standing in the enemy army in the battle field of Kurukshetra he refused to fight against them and not liked to kill them.

4. Then Shri Krishna delivered a gospel of Karma to Aijuna. Thus gospel is called by the name of Bhagwad Gita.

5. After listening the noble teachings of Lord Krishna, Aijuna became ready to fight the battle of Mahabharata.

6. The battle of Mahabharata started. Both armies were led by great warriors like Bhishmapitamaha, Dronacharya, Karan, Aijun, Yudhistre, Bhim, Duryodhana etc.

7. This battle was fought for Eighteen days at last it was won by Pandavas. 

8. The Bhagwad Gita gives the moral without caring for the fruit (results). We must do our duty.