Question

And we'll finish as one dose with the finest of banquets - with dessert! This showstopper was invested to celebrate which major event in us history

Answer 1

The answer is Louisiana Purchase.

The showstopper was invented to celebrate the Louisiana Purchase major event in US history. The present day Louisiana in the US was originally a part of France. Thomas Jefferson bought this territory from France for a princely sum of $15 million. This purchase increased the size of the US to double of what it was originally and also paved way for expansion towards the west.