Complex sentence: Historically, the superior courts were based in London the capital city, and in order to dispense justice throughout the country, a judge and court would periodically travel a regional circuit to deal with cases that had arisen there.
Split into simpler sentences: Historically, the superior courts were based in London, the capital city. To dispense justice throughout the country, a judge and court would periodically travel a regional circuit to deal with cases that had arisen there.