The Grapes of Wrath, 1969

For more than a year now, table grapes have been the object of a national boycott that has won the sympathy and support of many Americans —and the ire of many others. The strike is widely known as la causa, which has come to represent not only a protest against working conditions among California grape pickers but the wider aspirations of the nation's Mexican-American minority as well. La causa's magnetic champion and the country's most prominent Mexican-American leader is Cesar Estrada Chavez, 42, a onetime grape picker who combines a mystical mien with peasant earthiness. La causa is Chavez's whole life; for it, he has impoverished himself and endangered his health by fasting....