The law discusses the immigration law. There is a different standard for out of wedlock fathers versus mothers. It upheld the different standard.
You are missing the point.
Obama’s mother was not wed. The marriage was Void Ab Inition. Therefore, the out of wedlock provision applies unless you can find another law that protects poor baby from Lying Bigamist daddy.
1 year residency requirement.
Ann meets it.
There was no legal marraige to make this LEGAL marraige a bigamist marraige! He was married by tribal tradition. The British government did not recognize TRIBAL marraiges.
You have NO evidence that he was already LEGALLY married to go and summarily dismiss this marraige to Ann Dunham as VOID.