Fobaproa the FONAPRE ("Fondo de Apoyo Preventivo a las Institiciones de Banca Múltiple" or "Fund of preventive support to banking institutions") was founded to preserve the financial stability of banks, with the government having banks as trustees. By 1987, a parallel finance industry had been created with brokering firms, investment societies etc. To continue attracting investors, interest rates increased at the Bolsa Mexicana de Valores, and with the crash in the New York Stock Exchange, the national banking system was deeply affected and another devaluation came as a result. In 1990, in an attempt to prevent situations similar to those of
Rancho Bolsa de San Cayetano Alameda in 1842. With the cession of California to the United States following the Mexican-American War, the 1848 Treaty of Guadalupe Hidalgo provided that the land grants would be honored. As required by the Land Act of 1851, a claim for Rancho Bolsa de San Cayetano was filed by José de Jesús Vallejo with the Public Land Commission in 1852 and confirmed by the US District Court in 1856. Vallejo unsuccessfully appealed the official survey to the US Supreme Court, and the grant was patented in 1865. A claim for half of the grant to José Dolores Pico was filed