In 1543 , the Burmese ministers assassinated Thohanbwa .
In 1543 , the Burmese ministers placed Hkonmaing , the saopha of Thibaw , on the Ava throne .
In 1543 , the Burmese ministers assassinated Thohanbwa and placed Hkonmaing , the saopha of Thibaw , on the Ava throne .