Because they were running low on supplies and other goods were missing so they could survive
The great depression during the 30's was happening and so was the dust bowl in Oklahoma<span />
Byzantine empire i'm pretty sure
I know that they went North from South..
In 1849 Californians sought statehood and after heated debate in the U.S Cogness arising out of slavery issue, California entered the union as a free, non slavery state by the compromise of 1850. California became the 31st state on September 9, 1850.