Lorna Beach-Mathura alleged that Adams, then a transit officer, assaulted her in his car while parked along the Hudson River after promising her a ride home to discuss her career problems.
New York City Mayor Eric Adams calls for the release of hostages held by Hamas in the Gaza Strip.
The mayor said there have been nearly 500 protests in New York City since the Israel-Hamas war began on October 7.
The gala, which successfully raised about 10 million dollars, was held last week at the luxurious Casa Cipriani, a property owned by the Cayre family.