The definition was changed fairly recently and I was wondering why but I can see that I won't get any sense out of you on the subject.
What is fairly recent?
In 1956, federal law defined rape as a sexual act
https://www.law.cornell.edu/uscode/text/10/920
The definition for sexual act in 1986 included anything inserted into another person's certain body parts.
https://www.govinfo.gov/content/pkg/STATUTE-100/pdf/STATUTE-100-Pg3592.pdf#page=23
The standard for rape in the US is anything inserted into certain body parts and has been for quite some time.
