It wasn’t the high taxes in Nassau County, or the recent changes to New York’s bail laws that drove Lizette Sonsini, a former Democrat, to vote Republican this year.

Her reasons were more overarching.

“I don’t like the president, and the Democrats are spending too much money on things like infrastructure, when really we need politicians who are going to bring more money back into this country,” said Ms. Sonsini, 56, of Great Neck…

In conversations with more than a dozen Nassau County voters this week, they cited their overall disapproval of the president, their distaste for vaccine mandates and a fear of funds being diverted from the police as factors in their decision to vote Republican. Concerns over Mr. Biden’s handling of Israel also arose several times.