Complex sentence: To expel the Bhutanese, the kingdom of Cooch Behar signed a defense treaty with the British East India Company on 5 April 1773, and after expelling the Bhutanese Cooch Behar again became a princely kingdom under the protection of British East India company.
Split into simpler sentences: To expel the Bhutanese, the kingdom of Cooch Behar signed a defense treaty with the British East India Company on 5 April 1773. After expelling the Bhutanese Cooch Behar again became a princely kingdom under the protection of British East India company.