Complex sentence: Two years later he won the seat of Guildford in Surrey, a position he retained until retiring at the 1997 general election, at which time he was made a life peer as Baron Howell of Guildford, of Penton Mewsey in the County of Hampshire.
Split into simpler sentences: Two years later he won the seat of Guildford in Surrey, a position he retained until retiring at the 1997 General Election. In 1997, he was made a life peer as Baron Howell of Guildford, of Penton Mewsey in the County of Hampshire.