17 huge moments that defined the royal family in 2017

It's been QUITE the year for the royal family. There's been no end of birthdays, weddings, engagements, anniversaries, and all kinds of other festivities. 
SEE ALSO: Why Prince Harry and Prince William are truly the millennial royals
Here are 17 major moments that defined one helluva year for the royals. 
1. Princess Diana's letters confirmed what we already knew
This year began with a bit of a blast from the past: a revelation from Princess Diana's letters, written when Prince Harry w