Question: Where was the place of death of Agnes Of Hohenstaufen's husband?
Answer: Brunswick

She was Countess of the Palatinate herself from 1195 until her death, as the wife of the Welf count palatine Henry V. Henry V, the Elder of Brunswick (– 28 April 1227), a member of the House of Welf, was Count Palatine of the Rhine from 1195 until 1213.