Democratic presidential candidates celebrated Thursday morning's Supreme Court decision blocking the Trump administration's request to add a citizenship question to the 2020 census.

Chief Justice John Roberts joined with the court's liberal wing in a decision ruling 5-4 that the Trump administration did not give adequate reason for adding the question.

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Sen. Amy Klobuchar Amy Klobuchar3 reasons why Biden is misreading the politics of court packing Social media platforms put muscle into National Voter Registration Day Battle lines drawn on precedent in Supreme Court fight MORE (D-Minn.) called the decision a "victory for our democracy."

"But the fight is not over, so let's keep working to make sure everyone is counted," Klobuchar said.

YES — this is a victory for our democracy. But the fight is not over, so let's keep working to make sure everyone is counted. https://t.co/vqjDFjgiVg — Amy Klobuchar (@amyklobuchar) June 27, 2019

Sen. Bernie Sanders Bernie SandersThe Hill's Campaign Report: Trump faces backlash after not committing to peaceful transition of power Bernie Sanders: 'This is an election between Donald Trump and democracy' The Hill's 12:30 Report: Trump stokes fears over November election outcome MORE (I-Vt.), meanwhile, said the question was a "racist attempt to disenfranchise communities of color."

"Trump lied about his motivations, and five justices called him on it," Sanders said.

Trump lied about his motivations, and five justices called him on it. His proposal to add a citizenship question to the census was nothing but a racist attempt to disenfranchise communities of color. https://t.co/OPZfQbpgNK — Bernie Sanders (@BernieSanders) June 27, 2019

Rep. Eric Swalwell Eric Michael SwalwellSwalwell calls for creation of presidential crimes commission to investigate Trump when he leaves office 'This already exists': Democrats seize on potential Trump executive order on preexisting conditions Swalwell: Barr has taken Michael Cohen's job as Trump's fixer MORE (D-Calif.) said the verdict is a "major win for democracy."

"But the fight to ensure every voice is heard is not over. We must continue reassuring communities of color that census participation is safe, important, and necessary," Swalwell said.

#SCOTUS has ruled AGAINST adding the #CitizenshipQuestion to #Census2020. This is a major win for democracy, but the fight to ensure every voice is heard is not over. We must continue reassuring communities of color that census participation is safe, important, and necessary. — Rep. Eric Swalwell (@RepSwalwell) June 27, 2019

New York City Mayor Bill de Blasio Bill de BlasioOVERNIGHT ENERGY: California seeks to sell only electric cars by 2035 | EPA threatens to close New York City office after Trump threats to 'anarchist' cities | House energy package sparks criticism from left and right EPA threatens to close New York City office after Trump threats to 'anarchist' cities New Year's Eve in Times Square to be largely virtual amid pandemic MORE (D) echoed sentiments that the census decision is a "key victory," but not the end of the battle.

“Cities across the country have stood together and made clear: if you live in the United States, regardless of immigration status, you are seen, you are heard and you must be counted," de Blasio said in an emailed statement. "We must continue to resoundingly reject the politics of division and hate and fight for the fair representation this nation was built on. The President’s hateful administration won’t silence our voice. We must all stand up and be counted.”

And Rep. Seth Moulton Seth MoultonOvernight Defense: Nearly 500 former national security officials formally back Biden | 40 groups call on House panel to investigate Pentagon's use of coronavirus funds The Hill's Morning Report - Presented by Facebook - Markey defeats Kennedy; Trump lauds America's enforcers in Wisconsin Moulton fends off primary challenges in Massachusetts MORE (D-Mass.) said the key words in the decision are "for now."

"Between the census and today's gerrymandering ruling, it's clear that Republicans want to choose their voters—because they know the American people won't choose them. This is a big win, but the fight is far from over," Moulton said.

Key words: “for now.”



Between the census and today’s gerrymandering ruling, it’s clear that Republicans want to choose their voters—because they know the American people won’t choose them.



This is a big win, but the fight is far from over. https://t.co/KoA1ixjo6z — Seth Moulton (@sethmoulton) June 27, 2019

The court also ruled 5-4 on Thursday that political partisan gerrymandering cases present a question courts cannot decide.

Sen. Kamala Harris Kamala HarrisHundreds of lawyers from nation's oldest African American sorority join effort to fight voter suppression Biden picks up endorsement from progressive climate group 350 Action 3 reasons why Biden is misreading the politics of court packing MORE (D-Calif.) said if elected president, banning partisan gerrymandering "will be a top priority."

"Politicians shouldn't be able to pick their voters, voters should choose their representatives. The Supreme Court's gerrymandering decision will have drastic consequences for the future of our nation," Harris said.

Politicians shouldn’t be able to pick their voters, voters should choose their representatives. The Supreme Court's gerrymandering decision will have drastic consequences for the future of our nation. As president, banning partisan gerrymandering will be a top priority. — Kamala Harris (@KamalaHarris) June 27, 2019

--This report was updated at 1:16 p.m.