<human>:  Why did the British win the 1818 Mysore War?
<bot>: The British won because they had superior weapons and tactics. The British had a lot of cannons and muskets, and they were able to use them to shoot down the Mysoreans' cannons and muskets. The British also had a lot of cavalry, and they were able to use their cavalry to charge the Mysoreans' cavalry and defeat them.