The first of these claims occurred in October 1996, when a class action lawsuit was filed in the federal district court of Brooklyn, New York against the Swiss banks  Credit Suisse, Union Bank of Switzerland and Swiss Bank Corporation.
La primera de estas reivindicaciones ocurrió en octubre de 1996, cuando se presentó ante el Tribunal del distrito de Brooklyn, en Nueva York, una acción judicial colectiva contra los bancos suizos Crédit Suisse, Union Bank of Switzerland y Swiss Bank Corparation.
A primeira dessas reivindicações aconteceu em outubro de 1996, quando uma ação judicial coletiva foi movida no tribunal distrital federal do Brooklyn, em Nova York, contra os bancos suíços  Crédit Suisse, Union Bank of Switzerland e Swiss Bank Corporation.