But new book Finding Freedom, written by royal reporters Carolyn Durand and Omid Scobie, has described the journey - full of controversy and resentment - from beginning to end, based on the authors' own experiences as members of the royal press and quotes from sources 'close to the couple'.
Harry and Meghan, from birth to now. Post continues below video.
Finding Freedom was published on August 11, giving readers an insight into the lives of the couple, and their relationships with the royal family, before, during and after their decision to leave England behind.
This is what we've learned from Finding Freedom.
The first time Harry and Meghan said 'I love you'.
Harry and Meghan met on a blind date in the summer of 2016, in a discreet Soho, London club. For three hours they spoke, huddled "in their own little world".