On: It's legal to hit children in school in 19 American states

[dragonwriter]

> I think your mentioned law was passed after that,

It was not. 42 U.S.C. 1983, the section cited, is where Section 1 of the Ku Klux Klan Act of 1871 is codified.

This was passed more than a century before Ingraham v. Wright (1977).