GOP Primary KY: Pro-Israel forces target Rep. Thomas Massie

What happened: In the Kentucky 4th congressional district Republican primary on May 19, 2020, Ed Gallrein, a former Navy SEAL backed by President Donald Trump, defeated incumbent Rep. Thomas Massie. This victory is part of Trump's ongoing "revenge tour" against political opponents, following a series of successful primary challenges this spring. Notably, pro-Israel forces heavily targeted Massie in the lead-up to the election.

Market impact: This political shift may impact sectors tied to Massie's policy stances. As a libertarian-leaning Republican, Massie opposed the 2019 U.S.-Israel defense aid package, which could influence defense and aerospace stocks. Additionally, his defeat might affect healthcare and technology companies, given his support for repealing the Affordable Care Act and his opposition to net neutrality.

What to watch next: On June 2, 2020, Gallrein will face off against Democratic nominee, retired Marine Corps officer Amy McGrath, in the general election. Additionally, investors should monitor Massie's potential political future, as he has not ruled out running as a third-party candidate. Lastly, keep an eye on Trump's continued influence in the Republican Party, as his endorsements could sway more primary elections.