Most "okies" in california finally escaped the deprivation and uncertainty of seasonal farm labor when they

Found jobs in defense industries during World War II?

Most "okies" in california finally escaped the deprivation and uncertainty of seasonal farm labor when they

found job in defense industries during the second world war.

Explanation:

"Okies" is a term to name Oklahoma born people, it was used to name Oklahoma natives migrants in California in the 1920s. They were poor and the majority or they only know to work in farms. However, after a certain time, the war and conflict between the axis and the allies escalated provoking that defense position was required and the "Okies" saw an opportunity to engage in the seek of a better life.