The following statement is not true. The Obama Administration mentioned the issue of claims, not only certified claims, during bilateral meetings with the Republic of Cuba a published total of three (3) times in eight (8) years.
The Obama Administration and then-Castro Administration confirmed that none of the three mentions were to be characterized as negotiations.
The Globe and Mail
15 April 2019
Where is Canada’s backbone in standing up to the U.S. on Cuba?
STEPHEN KIMBER AND JOHN KIRK
John Kirk is a professor of Latin American studies at Dalhousie University, where he has worked since 1978. He is the author or co-editor of 18 books on Latin America.
Stephen Kimber is a professor of journalism at the University of King’s College and the author of nine books, including most recently, the award-winning What Lies Across the Water: The Real Story of the Cuban Five.
“Under Mr. Obama, even the United States, which had previously rejected Cuban compensation offers, began to negotiate certified claims.”