He served in the Michigan National Guard from 1948-1950, the U.S. Army from 1950 to 1954 and the U.S. Army Reserve from 1954 to 1957, according to his House biography.
His law practice and work in the auto plants in Detroit led him to the office of former U.S. Rep. John Dingell, D-Dearborn, where he worked as a legislative assistant for three years.
U.S. Rep. Rashida Tlaib, D-Detroit, who was elected previous year to the office Conyers held for so long, called him "our congressman, forever".
27, at the age of 90.
He memorably fought for 15 years to make the birthday of Martin Luther King what it is today - a national holiday.
He co-sponsored the original Voting Rights Act of 1965, and shortly after Dr. Martin Luther King Jr. was assassinated in 1968.
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Carl Conyers: "My Dad was one of the most kind and generous people I have ever met".
"From being in Selma, Alabama, on Freedom Day during the Civil Rights Movement - to co-founding the Congressional Black Caucus, chairing the House Judiciary Committee and becoming Dean of the House of Representatives - Congressman Conyers dedicated his life to fighting for civil rights".
"We want him to stand strong", Conyers said in 2009.
Conyers' lawyer, Arnold Reed, of Southfield, had reiterated on several occasions that the congressman was not ready to resign and wanted to see the ethics investigation completed.
Conyers rose through the ranks of power to become the first black representative on the powerful House Judiciary Committee, and he later became a ranking member. But he would leave office at the age of 88 amid allegations of sexual harassment. One former staff member received a confidential settlement of $27,000 from Conyers' office after alleging she was sacked for refusing the congressman's advances. That bill never got past a House subcommittee.
Conyers' spokeswoman confirmed his death to news outlets but did not immediately offer further details. Conyers has denied all claims of sexual harassment. Wayne County Clerk Cathy Garrett said he had used ineligible people to gather signatures, but a federal court disagreed and the state Legislature passed a law that people who collected signatures didn't need to be registered voters.