
Historical · U.S. House · Wisconsin · District 4
Thaddeus Wasielewski
Former U.S. Representative · Wisconsin District 4 · 1941–1947 · Democratic
Thaddeus Wasielewski represented Wisconsin's District 4 in the United States House of Representatives (1941–1947) for the Democratic party. The page below collects sourced biographical facts, term history, committee roles, and provenance for Wasielewski.
Bioguide ID: W000183
Key facts
- Full name
- Thaddeus Wasielewski
- State
- Wisconsin
- District
- District 4
- Party
- Democratic
- House service
- 1941–1947
- First House term
- 1941
- Status
- Left office
- Current term ends
- —
- Born
- 1904
- Bioguide ID
- W000183
- Committee assignments
- —
- Dataset version
- 1.20260605
Biographical narrative
850 words · sourced from the Wikipedia REST extract
Thaddeus Wasielewski was a Democratic politician and lawyer who served as a U.S. Representative for Wisconsin's 4th congressional district from 1941 until 1947. Born in Milwaukee in 1904, Wasielewski was active in local Polish-American organizations and had a notable career in law and politics. His tenure in Congress was marked by his support for interventionist policies during World War II, reflecting a significant shift in the political landscape of his time. After his congressional career, he returned to private practice and remained engaged in political activities until his death in 1976.
Early life and career
Thaddeus Francis Boleslaw Wasielewski was born on December 2, 1904, in Milwaukee, Wisconsin, to Dr. Frank S. Wasielewski and Felicia H. Baranowski. He grew up in a Polish-American family and received his early education at SS. Cyril and Methodius Parochial School, followed by South Division High School. Demonstrating a strong academic aptitude, Wasielewski went on to earn a Bachelor of Arts degree from the University of Michigan in 1927. He later pursued a legal education at Marquette University Law School, where he obtained his Juris Doctor degree in 1931.
After completing his education, Wasielewski began practicing law in Milwaukee, establishing a career that would serve as a foundation for his later political endeavors. His involvement in the community extended beyond his legal practice; he was active in various local Polish-American organizations, which helped him build a network of support within the community. On October 28, 1939, he married Stephanie M. Gorak, further solidifying his ties to the Milwaukee area.
Wasielewski's political career began in earnest when he entered the Democratic primary for Wisconsin's 4th congressional district in 1938. He successfully unseated the incumbent Congressman Raymond Joseph Cannon but faced a narrow defeat in the general election against Republican John Schafer. This initial foray into politics provided Wasielewski with valuable experience and insight into the electoral process, setting the stage for his future campaigns.
House tenure
Following his initial electoral defeat, Wasielewski remained active in politics and was nominated again in 1940. This time, he was elected to the 77th Congress, marking the beginning of his three terms in the U.S. House of Representatives. His tenure in Congress coincided with a critical period in American history, as the nation was grappling with the implications of World War II. Wasielewski emerged as an interventionist, advocating for American involvement in the conflict, which was a contentious issue in a state that had a significant isolationist sentiment.
During his time in Congress, Wasielewski supported key legislation aimed at bolstering the United States' military capabilities and aiding its allies. Notably, he voted in favor of the Lend-Lease Act of 1941, which authorized the provision of military aid to Great Britain and other nations fighting against Axis powers. He continued to support similar measures, including the 1944 Lend-Lease Act, reflecting his commitment to U.S. involvement in the war effort.
Wasielewski served in the 77th, 78th, and 79th Congresses, during which he participated in various legislative discussions and decisions that shaped the wartime and post-war landscape of the United States. However, his political career faced challenges as he sought re-election in 1946. He lost the Democratic nomination to Edmund Bobrowicz amid accusations of supporting anti-labor legislation. Wasielewski then attempted to run as an independent candidate but was ultimately unsuccessful, as he and Bobrowicz were defeated by Republican John C. Brophy in the general election.
Legislative focus and committees
Throughout his congressional career, Wasielewski's legislative focus was heavily influenced by the pressing issues of his time, particularly the events surrounding World War II. His support for interventionist policies positioned him as a proponent of U.S. engagement in global affairs, which resonated with certain segments of his constituency. This stance was particularly significant given the prevailing isolationist attitudes among many voters in Wisconsin, making his position a point of contention during his campaigns.
In addition to his support for military aid and interventionist policies, Wasielewski's legislative activities likely included participation in various committees, although specific details regarding his committee assignments are not provided in the available records. His engagement in legislative matters would have involved collaboration with other members of Congress on issues ranging from defense to domestic policy, reflecting the multifaceted nature of governance during a time of war.
After his congressional tenure ended on January 3, 1947, Wasielewski returned to private life but remained involved in political activities. He served as a delegate to the 1948 Democratic National Convention, indicating his continued engagement with the Democratic Party and its initiatives. In 1950, he made another attempt to secure a congressional seat, running for the Democratic nomination against incumbent Clement Zablocki. However, this effort was also unsuccessful, as he received significantly fewer votes than his opponent.
Wasielewski continued to practice law in Milwaukee until his death on April 25, 1976. His contributions to both the legal and political landscapes of Wisconsin are preserved through his papers, which are housed at the Wisconsin Historical Society and the University of Wisconsin–Milwaukee's Golda Meir Library Archives Department. His legacy as a public servant and community leader remains a part of Wisconsin's political history.
Notable legislation
Sponsored and co-sponsored legislation for Thaddeus Wasielewski is pending operator curation. The biographical narrative above carries the same provenance trail until per-bill rows are written.
Sources
- [1]https://en.wikipedia.org/wiki/Thad_F._WasielewskiWikipedia · retrieved 2026-06-05
Notable quotes
Sourced quotes for Thaddeus Wasielewski are pending operator curation. Narrative-scope provenance remains attached below.
Sources
- [1]https://en.wikipedia.org/wiki/Thad_F._WasielewskiWikipedia · retrieved 2026-06-05
Key positions
Curated policy positions for Thaddeus Wasielewski are pending operator review. The biographical narrative above carries the same provenance trail until per-topic positions are written.
Sources
- [1]https://en.wikipedia.org/wiki/Thad_F._WasielewskiWikipedia · retrieved 2026-06-05
Terms served
- 1941–1943U.S. House · Term 1 · Democratic
- 1943–1945U.S. House · Term 2 · Democratic
- 1945–1947U.S. House · Term 3 · Democratic
Sources & provenance
Every attributable claim above carries a per-section [N] marker that resolves to the corresponding URL below. Each entry records the upstream provider, the canonical URL, and the timestamp at which the source was retrieved by the ingest pipeline.
Key facts
- https://bioguide.congress.gov/search/bio/W000183bioguide · retrieved 2026-06-05
- https://www.govtrack.us/congress/members/411356govtrack · retrieved 2026-06-05
Biographical narrative
- https://en.wikipedia.org/wiki/Thad_F._Wasielewskiwikipedia · retrieved 2026-06-05
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