wrestling choreography

my son and i are fans of pro-wrestling. i have been since the 80’s. at first i thought that it was real. before they admited that it was “sports entertainment”…my question is this: was it ever real since it has been around for quite awhile…and when /why did they start to “choreograph” the matches? thanks guys…

This link offers some insight/ An excerpt from early 20th-century pro wrestling champion Ed Lewis: