The most retweeted tweet during Donald Trump Donald John TrumpBiden leads Trump by 36 points nationally among Latinos: poll Trump dismisses climate change role in fires, says Newsom needs to manage forest better Jimmy Kimmel hits Trump for rallies while hosting Emmy Awards MORE's acceptance speech at the Republican National Convention was written by a Democrat — Sen. Bernie Sanders Bernie SandersNYT editorial board remembers Ginsburg: She 'will forever have two legacies' Two GOP governors urge Republicans to hold off on Supreme Court nominee Sanders knocks McConnell: He's going against Ginsburg's 'dying wishes' MORE.

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Sanders live-tweeted the speech Thursday, firing off criticisms at the businessman.

"Trump: 'I alone can fix this.' Is this guy running for president or dictator? #RNCwithBernie," the Vermont senator said in a tweet that got nearly 25,000 retweets and 30,000 likes.

Trump: “I alone can fix this.”

Is this guy running for president or dictator? #RNCwithBernie — Bernie Sanders (@BernieSanders) July 22, 2016

During the speech, Trump cited Sanders’s criticism of presumptive Democratic nominee Hillary Clinton Hillary Diane Rodham ClintonBiden leads Trump by 36 points nationally among Latinos: poll Democratic super PAC to hit Trump in battleground states over coronavirus deaths Battle lines drawn on precedent in Supreme Court fight MORE’s judgment. The GOP nominee said supporters of Sanders's presidential bid will join his campaign after the "rigged" primary season.

“Those who voted for me will not support Trump who has made bigotry and divisiveness the cornerstone of his campaign,” Sanders tweeted in response.

Sanders tweeted responses to Trump throughout the speech at the Republican National Convention using the hashtag and posted a picture of himself watching the address.

Those who voted for me will not support Trump who has made bigotry and divisiveness the cornerstone of his campaign. #RNCwithBernie — Bernie Sanders (@BernieSanders) July 22, 2016

We believe in bringing people together, not dividing them up. — Bernie Sanders (@BernieSanders) July 22, 2016

Trump’s big economic plans: Give trillions in tax breaks to millionaires, refuse to raise the federal minimum wage. #RNCwithBernie — Bernie Sanders (@BernieSanders) July 22, 2016

What a hypocrite! If Trump wants to "fix" trade he can start by making his products in the US, not low-wage countries abroad. #RNCwithBernie — Bernie Sanders (@BernieSanders) July 22, 2016