Describe the importance of the Louisiana purchase to the United States

The purchase doubled the size of the United States, greatly strengthened the country materially and strategically, provided a powerful push to westward expansion, and confirmed the doctrine of implied powers of the federal Constitution.

Explanation:

on november 6 and 7, 1917 (or october 24 and 25 on the julian calendar, which is why the event is often referred to as the october revolution), leftist revolutionaries led by bolshevik party leader vladimir lenin launched a nearly bloodless coup d'état against the duma's provisional government.