Donald Trump This week he has overcome a first push to mold the Republican Party to his liking. For almost a decade, his support has been one of the most effective weapons in the conservative primaries, but now, back in the White House, he combines it with reprisals against those who have not followed his line, have blocked his plans or do not seem loyal enough to him.
The test came in Indiana and Ohio, in votes that decided which Republican candidates will compete in the November midterm elections. The first results show that Trump’s command on the party remains strong, although it does not resolve all the Republican risks facing November.
Punishment and reward
The president wanted to show that his influence was still intact among Republican voters. In Indiana, he got it. Five of Trump’s backed candidates won their primaries against Republican state senators who had rejected his plan to redraw the electoral map.
The internal message is hard to ignore: turning away from Trump could cost you your job. Also the way of working it is clear. Groups allied with the president poured more than $8.3 million into advertising, an extraordinary figure for a normally low-profile state primary.
Ohio illustrated the other side of that operation. Vivek Ramaswamy, billionaire technology entrepreneur, former Republican presidential candidate in 2024 and Trump ally to the point of having been chosen alongside Elon Musk to promote the Department of Government Efficiency (DOGE), clearly won the Republican primary for governor. His rise shows that the president does not just punish. It also rewards and promotes rich, media-worthy and obedient profiles.
The dynamic is echoed in other races still open, such as in Georgia, where Trump is trying to get rid of the governor who refused to help him “find” votes when the 2020 ballot count was tight for days – and which resulted in Joe Biden’s victory and the assault on the Capitol.

US President Donald Trump points out those he considers “traitors” for not voting in line with his political program / Agencies
Indiana and the cost of saying no
Indiana concentrated the first clash because Several Republican state legislators stopped an extraordinary redesign of the electoral map. This maneuver, translated as “gerrymandering” in English, consists of modifying the boundaries of the districts to favor the chances of the ruling party, in this case, the Republicans, winning.
The defeat of that plan was a rare sign of resistance in a conservative state. Trump responded by singling out dissenters and endorsing his primary rivals. This week, That threat was realized at the polls: five candidates backed by the president won against Republican state senators who had blocked their plan..
The result turns a state primary into a national announcement. Trump not only retains influence over the Republican base. He can also use it to discipline party officials who resist his orders, even in local disputes that are normally far from the national spotlight.
A warning for the party
The Indiana case fits into a broader strategy. In Kentucky, the campaign against conservative congressman Thomas Massie shows that for Trump Loyalty is a binary concept: either you always vote as he expects, or you become a traitor. Massie has supported Trump in the majority of votes, but has departed on key issues, such as public spending or foreign policy oversight. Trump called him in March “loser“.
Massie maintains that the offensive seeks to send a warning to the rest: “A big reason they attack me is to keep the other Republicans in Congress in line.” That is the political meaning of these primaries: they function as a mechanism of internal discipline. It’s not just about electing candidates, but about reminding Republican officials that challenging Trump can have consequences.
The risk of shrinking the coalition
The precedent favors the president. In 2022, most House Republicans who voted to impeach him ended up withdrawing or losing their primaries. That purge consolidated the idea that challenging him had a cost. Now, with Trump back in the White House, the logic is even more direct: he needs an obedient party to govern.
But that internal strength also has a risk. It is one thing to keep the base cohesive and another to turn every discrepancy into a betrayal. The president’s allies believe that without discipline there are no victories. His critics They fear that the party will waste money, energy and political capital in internal wars when they should prepare to retain their majorities in November.
The first primaries in May reinforce the central message. Trump can still reward loyalties and punish dissent within the Republican Party. The question is whether this capacity will be enough to win general elections, where only the faithful no longer vote.
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