The recent primary elections in the United States underscored ongoing tensions within both major parties, highlighting challenges from progressive factions within the Democratic Party and continued influence from former President Donald Trump on the Republican side.

Among Democrats, the Democratic Socialists of America (DSA) saw mixed results. Cori Bush, a DSA member and congresswoman from Missouri, sought to reclaim her seat by challenging Wesley Bell, who had unseated her two years prior, but was unsuccessful. In Hawaii, Congressman Ed Case overcame a primary challenge from state senator Jarrett Keohokalole, who positioned himself as a younger, more progressive alternative. Massachusetts presented a notable fight where moderate Congressman Seth Moulton challenged progressive Senator Ed Markey but ultimately failed to unseat him. Similarly, in Colorado, state senator Julie Gonzales was unable to defeat Senator John Hickenlooper, while in Washington, moderate Congresswoman Marie Gluesenkamp Perez secured her nomination in a conservative-leaning district, successfully fending off multiple challengers.

On the Republican side, Trump’s role as a kingmaker remained pronounced. He endorsed candidates aligned with his agenda and targeted those perceived as disloyal. Kentucky Congressman Thomas Massie lost his primary after Trump’s opposition, and in Texas, Representative Dan Crenshaw was also defeated, potentially due to the absence of Trump’s endorsement. Trump-backed candidates successfully removed Louisiana Senator Bill Cassidy, who had voted to convict him during his second impeachment trial, and Texas Senator John Cornyn, though the latter’s defeat may carry risks, as polls suggest the Democratic nominee James Talarico holds a narrow lead over Trump’s preferred candidate, Attorney General Ken Paxton. Overall, approximately 97% of Trump-endorsed congressional and gubernatorial candidates won their primaries, with only a small number of wins occurring without his backing.

The politically influential American Israel Public Affairs Committee (Aipac) invested heavily in several contested races amid growing skepticism in parts of both parties regarding U.S. support for Israel. Despite criticism and attacks from progressive candidates linking incumbents to Aipac, the organization’s United Democracy Project Super PAC scored some victories. Notable successes included Ed Gallrein’s defeat of Massie in Kentucky, Adrian Boafò securing the Democratic nomination in Maryland to succeed House Majority Leader Steny Hoyer, and Wesley Bell’s primary win against Cori Bush. However, Aipac’s efforts fell short in Michigan, spending over $30 million failed to prevent Abdul El-Sayed’s primary win over incumbent Elizabeth Warren Rogers, and progressive Aisha Wahab captured a special congressional seat in California despite Aipac support for her opponent.

The campaign season was also marked by several high-profile scandals. Graham Platner, the Democratic nominee aiming to challenge Republican Senator Susan Collins in Maine, withdrew after allegations of sexual assault and misconduct surfaced. California Congressman Eric Swalwell abandoned his gubernatorial campaign and resigned his House seat following similar accusations. Additionally, North Carolina Republican Chuck Edwards ended his reelection bid after the House ethics committee cited probable violations related to sexual harassment, though contentious House members such as Republican Max Miller continue to run despite unresolved allegations. Meanwhile, Republican primaries served as a platform for voters and party leaders to remove controversial figures. Congressman Andy Ogles of Tennessee, known for previous homophobic and Islamophobic remarks, lost after opposition from the state’s governor and industry-backed Super PACs, while Florida Congressman Cory Mills was defeated following key endorsements against him tied to his scandal-plagued tenure.

These primary outcomes highlight the evolving dynamics within both parties, balancing loyalty, ideological factions, and scandals ahead of the general elections later this year.