The history of teacher education in India is as old as the history of education and the history of Indian education is as old as the human civilization, hence it seems to be correct that the concept of informal teacher education must have been born in India during early ancient Indian period that is in 2500 B.C.
The history of teacher education in India is of four parts.
1.Ancient and medieval period: 2500 B.C. to 500 B.C.
2.Buddhist period: 500 B.C. to 1200 A.D.
3.Muslim period: 1200 A.D to 1700 A.D.
4. British period: 1700 A.D. to 1947 A.D.