How Do You Tell A Spouse?

I m kind of stuck and not really sure how/when the time is to do this. When do you know the time is right to tell your spouse you were raped? The twisted backward part is we ve been married almost 15 years already. :-( It s haunting me in a way so unimaginable. It happened before we were married by a random unknown person. I never dealt with it and just thought if I pretended it didn t happen, I could go about my life as if it didn t. I was so wrong. :-( Part of my therapy is... How Do You Tell A Spouse?
https://www.myptsd.com/c/threads/how-do-you-tell-a-spouse.49812/