Question: Which prominent speaker was featured in the State of the Black Union annual event and is  the American Representative for 13th congressional district?

full_context: Document 1: State of the Black Union: The State of the Black Union was an annual event in the United States to consider issues of particular relevance in the African American community, featuring prominent speakers such as John Conyers, Jesse Jackson, and Al Sharpton.
Document 2: Charleston Syllabus: These texts provide information about racial violence in the United States and provide background on the history of race relations in South Carolina in particular and the United States in general. They also offer education on race, racial identities, global white supremacy and black resistance. Several of the suggested readings shed light on race and racism on a global scale. On June 23, 2015, NPR's Renee Montagne reported on Morning Edition that "academics, librarians and history students have been rallying around the hashtag Charleston Syllabus, suggesting readings that might help inform the public of some of the city's history."
Document 3: Al Sharpton: Alfred Charles Sharpton Jr. (born October 3, 1954) is an American civil rights activist, Baptist minister, television/radio talk show host and a former White House adviser who, according to "60 Minutes", became President Barack Obama's "go-to black leader." In 2004, he was a candidate for the Democratic nomination for the U.S. presidential election. He hosts his own radio talk show, "Keepin' It Real", and he makes regular guest appearances on Fox News (such as on "The O'Reilly Factor"), CNN, and MSNBC. In 2011, he was named the host of MSNBC's "PoliticsNation", a nightly talk show. In 2015, the program was shifted to Sunday mornings.
Document 4: Harlem Cultural Festival: The Harlem Cultural Festival (also known as "Black Woodstock") was a series of music concerts held in Harlem, Manhattan, New York City during the summer of 1969 to celebrate African American music and culture and to promote the continued politics of black pride. Notable participants included Nina Simone, B.B. King, Sly & the Family Stone, Jesse Jackson, Abbey Lincoln & Max Roach, The 5th Dimension, Gladys Knight and the Pips, Stevie Wonder, Mahalia Jackson, and Moms Mabley, among many others.
Document 5: Congress of Afrikan People: The Congress of Afrikan people (CAP) was a proponent of black nationalism. Active in the 1970s, CAP's ideology was set around Maoist theory and practice. Its activities illustrate fluidity and changing nature of black radicalism in this period. It later became the Revolutionary Communist League (Marxist-Leninist-Mao Tse-tung Thought), led by Amiri Baraka, which merged into the League of Revolutionary Struggle (Marxist-Leninist). When this group split, some of the members went into Freedom Road Socialist Organization.
Document 6: John Boehner: John Andrew Boehner ( ; born November 17 , 1949) is an American politician who served as the 53rd Speaker of the United States House of Representatives from 2011 to 2015. A member of the Republican Party, Boehner was the U.S. Representative from Ohio 's 8 congressional district , serving from 1991 to 2015. The district included several rural and suburban areas near Cincinnati and Dayton.
Document 7: Louise Slaughter: Dorothy Louise McIntosh Slaughter (born August 14, 1929) has been the United States representative for New York's 25th congressional district since 1987. She is a member of the Democratic Party. The district, numbered as the 30th District from 1987 to 1993 and the 28th District from 1993 to 2013, is based in Rochester and includes most of surrounding Monroe County. She was the Chairwoman of the House Rules Committee from 2007 until 2011, and has served as ranking minority member of the Committee since 2011, a post she also held from 2005 to 2007. Since the retirement of Charles Rangel, Slaughter has risen to dean of the New York House of Representatives delegation. Chuck Schumer is the current dean of New York's congressional delegation as he has served in Congress since 1981.
Document 8: John Conyers: 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.
Document 9: Tip O'Neill: Thomas Phillip "Tip" O'Neill Jr. (December 9, 1912 – January 5, 1994) was an American politician who served as the 47th Speaker of the United States House of Representatives from 1977 to 1987, representing northern Boston, Massachusetts as a Democrat from 1953 to 1987. The only Speaker to serve for five complete consecutive Congresses, he is the third longest-serving Speaker in American history after Sam Rayburn and Henry Clay.
Document 10: National Black Law Students Association: The National Black Law Students Association (NBLSA), founded in 1968, is a nationwide organization formed to articulate and promote the needs and goals of black law students and effectuates change in the legal community. As the largest student run organization in the country with over 6,000 members, NBLSA includes chapters or affiliates in six different countries including The Bahamas, Nigeria, and South Africa. NBLSA encourages the development of talented, social conscious lawyers of tomorrow. NBLSA help start the Black Law Students Association of Canada (BLSAC), The National Latino/Latina Student Association (NLLSA), National Association of Law Students with Disabilities (NALSD), and The National Asian Pacific American Law Student Association (NAPALSA). The headquarters of NBLSA is located in Washington, D.C.. Organized into six regions (Northeast, Mid-Atlantic, Southern, Mid-West, Rocky Mountain and Western Region) the organization has over 200 chapters and is present in all but a few of the nation's accredited law schools, as well as unaccredited law schools. Each year, the organization holds an annual convention to engage in legal activism and while preparing new generations of black lawyers to "effectuate change." Additionally, the Frederick Douglass Moot Court and Thurgood Marshall Mock Trial Competitions are held during its Annual Convention.
Document 11: Hansen Clarke: Hansen Clarke (born March 2, 1957) is an American politician and former U.S. Congressman and Representative-elect in the 14th Congressional District of Michigan. A Democrat, he was the U.S. Representative for Michigan 's 13th congressional district from 2011 to 2013. Prior to his election to Congress, he had been a member of the Michigan House of Representatives from 1991 through 1992 and from 1999 through 2002, and had represented the 1st District in the Michigan Senate from 2003 to 2011. Clarke was also the first U.S. Congressman of Bangladeshi descent.
Document 12: African American–Jewish relations: African Americans and American Jews have interacted throughout much of the history of the United States. This relationship has included widely publicized cooperation and conflict, and—since the 1970s—has been an area of significant academic research. Cooperation during the Civil Rights Movement was strategic and significant, culminating in the Civil Rights Act of 1964.
Document 13: Gary Peters (politician): Gary Charles Peters (born December 1, 1958) is an American politician and businessman who is the junior United States Senator from Michigan. A member of the Democratic Party, he was the U.S. Representative for Michigan 's 14 congressional district from 2013 until his election to the Senate. The district includes the eastern half of Detroit, as well as the Grosse Pointes, Hamtramck, Southfield and Pontiac. He previously represented Michigan 's 9 congressional district from 2009 to 2013. Following the redrawing of congressional district boundaries after the 2010 United States Census, Peters defeated fellow Congressman Hansen Clarke in the Democratic primary and won re-election in the newly redrawn 14th District.
Document 14: Maxine Waters: Maxine Moore Waters (born August 15, 1938) currently serves as the U.S. Representative for California 's 43 congressional district , and previously served the 35th and 29th districts, serving in Congress since 1991. A member of the Democratic Party, she is the most senior of the 12 black women currently serving in the United States Congress, and is a member and former chair of the Congressional Black Caucus. Before becoming a member of Congress she served in the California Assembly, to which she was first elected in 1976. As an Assembly member, Waters advocated for divestment from South Africa's apartheid regime. In Congress, she is an outspoken opponent of the Iraq War and Donald Trump.
Document 15: Harold Ford Jr.: Harold Eugene Ford Jr. (born May 11, 1970) is an American politician and author who served five terms in the United States House of Representatives as a member of the Democratic Party from  's 9 congressional district , centered in Memphis, from 1997 to 2007. He is the son of former Congressman Harold Ford Sr., who held the same seat for 22 years. In 2006, Ford made an unsuccessful bid for the US Senate seat vacated by retiring Bill Frist. He is a member of the Ford political family from Memphis. Ford was the last chairman of the Democratic Leadership Council (DLC).
ground_truth: John Conyers