James Sensenbrenner was elected to the U.S. House in 1978 with 61 percent of the vote. He was re-elected to six consecutive terms and faced no Democratic opposition in 1990.
He won re-election in 1992 with 71 percent of the vote, defeating Democrat Ingrid Buxton. He was unopposed for re-election in 1994.
In 1996, he was re-elected with 75 percent of the vote against Democrat Floyd Brenholt. Sensenbrenner was re-elected in 1998 without major party opposition.
He was re-elected in 2000 with 74 percent of the vote and again in 2002 with 86 percent of the vote.
Sensenbrenner served in the Wisconsin Assembly, 1969-75, and state Senate, 1975-79.