Mr. Bennett, 60, was a coffee grower whose farm was seized as part of the land redistribution program of Robert G. Mugabe. He was a formidable leader of Zimbabwe’s main opposition party.
President Trump claimed undue credit for the “safest year on record” in commercial aviation, despite having done little on the issue.
Nine people from two families in New York and Florida were among the 12 people killed in the crash.
The Costa Rican government said the crash took place in the mountainous area of Punta Islita, a tourist destination about 140 miles west of the capital, San José.
The pilot and two of his daughters were among those killed when a twin-engine plane crashed shortly after takeoff at an airport near Tampa.
The United States Navy identified the men as Steven Combs, Matthew Chialastri and Bryan Grosso.