Complex sentence: When Cain led Labor to victory in 1982, Wilkes was made Minister for Local Government, a post he discharged competently until 1988, when he retired from Parliament after more than 30 years service.
Split into simpler sentences: When Cain led Labor to victory in 1982, Wilkes was made Minister for Local Government. He retired in 1988 from Parliament after more than 30 years service.