Complex sentence: The Nawab to replace Siraj-ud-daula was Mir Jafar,-Mir Jafar was personally led to the throne by Robert Clive after triumph of the British in battle.
Split into simpler sentences: The Nawab to replace Siraj-ud-daula was Mir Jafar. He was personally led to the throne by Robert Clive after triumph of the British in battle.