Simplify the following text for a Grade 6 native English-speaking person.
Original: When a county council was established in 1890 the county town once more became Duns , where the former county 's Sheriff Court still sits , and where the Scottish Borders Council still maintains a principal set of offices .
Simplified: Berwickshire County Council , like all the County Councils in Scotland , was made in 1890 . The Council met in Duns .