Question: Democracy Day is possible federal holiday proposed by a politician that represents which US congressional district?

Related documents: [0]  [DOC] Democracy Day is the tentative name of a possible federal holiday in the United States, proposed by Democratic Representative John Conyers of Michigan. [END] 
[1]  [DOC] John James Conyers Jr. (born May 16, 1929) is an American Democratic politician and the U.S. Representative for  's 13th congressional district . The district includes the western half of Detroit, as well as River Rouge, Ecorse, Redford Township, Dearborn Heights, Highland Park, Westland, Garden City, Inkster, Wayne, and Romulus. As the longest-serving active Representative, he is the Dean of the House of Representatives. [END]  
Answer: 13th
13th