Prince Louis wasn't meant to have a grand royal title but this major change granted it

dailyrecord.co.uk:

As the Trooping the Colour celebrations approach this weekend, royal fans are keen to get a glimpse of Prince Louis and his funny antics.The adorable five-year-old stole the show at last year's event when he entertained everyone with his hilarious expressions and cheeky antics.Many will remember his reaction to the RAF flypast as he covered his ears whilst standing next to his late great-grandmother, the Queen on the Buckingham Palace balcony reports the Mirror.The youngest of Prince William and Kate, Louis is fourth in line to the throne, behind his dad Prince William, and his older brother and sister Prince George and Princess Charlotte.Officially known as His Royal Highness Prince Louis of Wales - it's been revealed that he could actually have missed out on becoming a prince.However, Queen Elizabeth made a change prior to her death which intervened to overwrite a rule put in place by King George V.In 1917, King George V introduced new guidelines on which royals were allowed to have titles - and who was too far down the line of succession to qualify for one.Queen Elizabeth's grandfather decided that all of the sovereign's children would automatically become a prince or princess, as well as any grandchildren born through the male line.However, great-grandchildren weren't included on the list.When George was born, the rule caused quite a stir among the family, as despite being the future King, he shouldn't have had the title.Queen Elizabeth decided to step in and grant George the title, extending the change to all of Kate and William's children - so Charlotte and Louis also got them at birth.

However, even if the late Queen decided not to intervene, Louis still would eventually become a prince when his grandfather King