Because they needed to have something to cook with and olive oil is a main thing to start the night off of cooking whatever meal it might be.
look at the pic and you will find the answer
They came to the US as part of the Bracero program.
Answer:
The Treaty of Paris of 1783 failed to resolve, or in some cases helped to create, strain among the United States, England, and Spain by creating disputes over boundaries of land between England and the US, creating tension over trade between England and the US, and creating tension over the Florida boundary and rights.
Explanation: