Sen. Michael “Mike” Mansfield (D)

Former Senator from Montana

Elected Positions:

Dates Title State / District
1953-1976 Senator Montana
1943-1952 Representative Montana's 1st District
Photo

Sponsorship Analysis

Our unique analysis of the bills Mansfield sponsored and cosponsored provides insight into his position in the Senate.

Each dot in the chart below was a member of the Senate in 1976. The dots are positioned horizontally according to our progressive—conservative ideology score and vertically according to our leadership score (leaders toward the top). Mansfield is shown as a purple triangle. (analysis methodology)

Bills Sponsored

Some of Mansfield’s most recently sponsored bills include...

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Voting Record

From Jan 1953 to Oct 1976, Mansfield missed 1,155 of 7,342 roll call votes, which is 15.7%. This is worse than the median of 13.0% among the lifetime records of senators serving in Oct 1976. The chart below reports missed votes over time.

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Primary Sources

The information on this page is originally sourced from a variety of materials, including: