In 1869, the first transcontinental railroad was completed with a golden spike in which u. s. state?

i confess that there are several parts of this constitution which i do not at present approve, but i am not sure i shall never approve them: for having lived long, i have experienced many instances of being obliged by better information or fuller consideration, to change opinions even on important subjects, which i once thought right, but found to be otherwise. it is therefore that the older i grow, the more apt i am to doubt my own judgment, and to pay more respect to the judgment of others.

it refers to race, i am pretty sure this was a popular term in nazi germany or something.