Multiple choice general knowledge culture Oktoberfest,was first held in 1810 to celebrate The harvest festival The wedding of King Ludwig I Christmas German Unification Day Reveal answer Fill a bubble to check yourself B Correct answer Explanation Oktoberfest was first held in 1810 to celebrate the wedding of Crown Prince Ludwig (later King Ludwig I) and Princess Therese of Saxe-Hildburghausen. The festival became an annual tradition.