How did battle of plassey begin?

The Battle of Plassey was fought between the East India Company and the Nawab of Bengal Siraj-Ud Daulah, it was a conclusive victory for the East India company.

Explanation:

The British East India Company wanted to establish a puppet ruler on the rule of Bengal, knowing about the West India company order Siraj commanded not to impede in his activities and things and then company disapproved the order and it has become a root cause for the battle. When the Company disapproved the order later, Siraj took Battle on the East India Company and the battle of Plassey started.