Question:  What party was Paul Wellstone, the Minnesota United States Senator, and the person The Wellstone Action group, the 501(c)(4) advocacy organization named for, from?

Context articles: Paul Wellstone
Every Voice
Fuse Washington
Dean Barkley
Wellstone Action
Rudy Boschwitz
United States Senate election in Minnesota, 2002
Color of Change
Preservation Action
United States Senate election in Minnesota, 1990

Paul David Wellstone (July 21, 1944 – October 25, 2002) was an American academic and politician who represented Minnesota in the United States Senate from 1991 until he was killed in a plane crash in Eveleth, Minnesota, in 2002.
 A member of the Democratic Farmer-Labor Party, Wellstone was a leader of the progressive wing of the national Democratic Party.
Every Voice is an American nonprofit, nonpartisan liberal political advocacy organization.
 The organization was formed in 2014 upon the merger of the Public Campaign Action Fund, a 501(c)(4) group, and the Friends of Democracy.
 Every Voice, along with its affiliated Super PAC, Every Voice Action, advocates for campaign finance reform in the United States via public financing of political campaigns and limitations on political donations.
 The organization's president, David Donnelly, has said "We fully embrace the irony of working through a Super PAC to fight the influence of Super PACs."
Fuse Washington is a progressive advocacy organization in Washington state and a member of the ProgressNow network.
 Fuse, a 501(c)(4) organization, along with its sister organization the Fuse Innovation Fund, a 501(c)(3) organization, claims to be the state's largest progressive organization because of its email list of more than 100,000 people.
Dean Malcolm Barkley (born August 31, 1950) is an American lawyer and politician who briefly served as a United States Senator from Minnesota from 2002 to 2003.
 A founder and chair of the Minnesota Reform Party (the predecessor of the Independence Party of Minnesota), he chaired Jesse Ventura's successful 1998 gubernatorial campaign; Ventura subsequently appointed him director of the state's Office of Strategic and Long Range Planning, and appointed Barkley to the U.S. Senate after the death of Paul Wellstone.
 Barkley ran as the Independence Party's candidate for the Senate in 2008, finishing third as Democrat Al Franken defeated the Republican incumbent Norm Coleman by 312 votes.
Wellstone Action is a 501(c)(4) progressive advocacy organization founded by Jeff Blodgett.
 Based in Minnesota, it trains community organizers, student activists, campaign staff, progressive candidates and elected officials.
 The organization is named after Paul Wellstone, a U.S. Senator who died in a plane crash along with his wife Sheila and daughter Marcia on October 25, 2002.
 After Wellstone's death, his surviving children and former campaign manager founded the group to carry on Wellstone's populist approach to progressive politics.
Rudolph Ely "Rudy" Boschwitz (born November 7, 1930) is a former Independent-Republican United States Senator from Minnesota.
 He served in the Senate from December 1978 to January 1991, in the 96th, 97th, 98th, 99th, 100th, and 101st congresses.
 He was then defeated by Paul Wellstone.
The 2002 United States Senate election in Minnesota took place on November 5, 2002.
 Incumbent Democratic U.S. Senator Paul Wellstone was running for re-election to a third term, but died in a plane crash eleven days before the election.
 The Democratic-Farmer-Labor Party (DFL) chose former Vice President and 1984 Presidential candidate Walter Mondale to replace Wellstone on the ballot.
 Mondale lost to Republican Mayor of Saint Paul Norm Coleman.
 The day before the election, Independence Governor Jesse Ventura had appointed Dean Barkley (IP) to serve the rest of Wellstone's term.
 As of 2017, this is the last Senate election in Minnesota won by a Republican.
Color of Change is a progressive nonprofit civil rights advocacy organization in the United States.
 It was formed in 2005 in the aftermath of Hurricane Katrina in order to use online resources to strengthen the political voice of African Americans.
 Color of Change is a 501(c)(4) advocacy organizing with an affiliated political action committee.
 Rashad Robinson serves as the organization's executive director.
Preservation Action is an American 501(c)4 non-profit historic preservation advocacy organization.
 Preservation Action was created in 1974 to serve as the national grassroots lobby for historic preservation.
 The organization seeks to make historic preservation a national priority by advocating to all branches of the federal government for sound preservation policy and programs through a grassroots constituency of hundreds of members from throughout the United States.
 Preservation Action provides information and training, and encourages direct contact with elected representatives, with National Historic Preservation Advocacy Week being the highlight of advocacy and outreach efforts each year.
The 1990 United States Senate election in Minnesota was held on November 6, 1990.
 Incumbent Republican U.S. Senator Rudy Boschwitz was defeated by Democratic challenger Paul Wellstone in a tight race.
 Widely considered an underdog and outspent by a 7-to-1 margin, Wellstone was the only candidate to defeat an incumbent senator in the 1990 election cycle and gained national attention after his upset victory.