Lionel Messi has become the all-time leading goalscorer in FIFA World Cup history. The Argentinian superstar achieved this milestone during a match against Austria, surpassing the previous record held by Miroslav Klose. This latest goal adds to Messi’s already impressive World Cup tally, cementing his place in football history. The match against Austria provided the stage for this historic moment in his career. Details regarding the specific game score or other match events were not provided in the source text. This achievement is expected to further elevate Messi’s status as one of the greatest footballers of all time.