If the case proceeded, Switzerland’s largest bank would face an impossible choice: Violate Swiss secrecy laws by handing over the names, or refuse and face criminal charges in U.S. federal court.
Within months, Mrs. Clinton announced a tentative legal settlement—an unusual intervention by the top U.S. diplomat. UBS ultimately turned over information on 4,450 accounts, a fraction of the 52,000 sought by the IRS, an outcome that drew criticism from some lawmakers who wanted a more extensive crackdown.
From that point on, UBS’s engagement with the Clinton family’s charitable organization increased. Total donations by UBS to the Clinton Foundation grew from less than $60,000 through 2008 to a cumulative total of about $600,000 by the end of 2014, according the foundation and the bank.