Wales suffered an embarrassing defeat as unfancied Georgia claimed a famous Autumn Nations Series victory at the Principality Stadium.Substitute Luka Matkava's penalty two minutes from time inflicted immeasurable pain on Wales.Flanker Jac Morgan scored two first-half tries, but Wales huffed and puffed during a miserable second 40 minutes that Georgia dominated.The countries clash again at next year's World Cup in France, which is an encounter that Georgia will not fear in any shape or form.Wing Sandro Todua scored a 59th-minute try, while fly-half Tedo Abzhandadze converted and kicked a penalty as the visitors repeatedly shunted Wales into reverse gear.He then missed a penalty, but Matkava came up trumps and Wales could have absolutely no complaints.It was one of the greatest upsets in international rugby union history, and will inevitably pile pressure on Wales boss Wayne Pivac building towards next weekend’s autumn finale against Australia.Scarlets back-row forward Josh Macleod made his Wales debut, packing down at number eight, while other changes from the team that beat Argentina last weekend included starts for Rhys Priestland, wing Josh Adams and lock Ben Carter.Abzhandadze kicked Georgia into a second-minute lead before full-back Davit Niniashvili sparked a thrilling counter-attack as the visitors settled impressively.Wales were slow out of the blocks in comparison, but they began to exert pressure inside Georgia’s 22, with wing Alex Cuthbert going close following two lineout drives that were defended well by the visitors.But Wales pounced in the 20th minute after lock Adam Beard won lineout ball and flanker Morgan surged over for a try that Priestland converted, making it 7-3.Morgan struck again just three