What requirement needed to be met in order to vote in Oklahoma, according to this 1910 state law? Passing a literacy test

In the 1912 Voter’s Registration in Oklahoma, the following requirements should be met:

· A voter must be a White American

· A voter must be literate.

Given this, there was a clear racial discrimination against the African-Americans in the US. They believed that these people are illiterate and inferior to Americans residing in the US.