What was the main contribution of Jyotirao Phule?

The main contribution of Jyotirao Phule was to launch the first school for girls from the lower strata of society. He also pioneered the anti-caste movement and promoted education for women.

Jyotiba Phule is regarded as an important figure in the social reform movement in Maharashtra

For further reading check the following articles:

• List of Socio-Religious Movements
• Prarthna Samaj
• Arya Samaj – Dayanand Saraswati