NANCY’S FINAL PROMISE TO DYING PREZ

“Ronnie, you can let go now. I promise I will always keep our family together!”

That’s the tearful vow devoted wife Nancy made to former President Ronald Reagan as his decade-long struggle with Alzheimer’s was coming to an end.

The issue that goes on sale Friday captures all the drama as Reagan’s son Ron, daughter Patti and Nancy gathered at the 93-year-old ex-President’s deathbed, reveals how his long illness helped reunite his estranged family … and more.