<em>Explanation:</em>
<em>Explanation:The accomplishments of the Lewis and Clark Expedition were extensive. It altered the imperial struggle for the control of North America, particularity in the Pacific Northwest. It strengthened the U.S. claim to the areas now known as the states of Oregon and Washington</em>.
She decided to go over to Niagara Falls in a barrel to Secure her later years financially
The amount of lands owned by Britain and France increased the rivalry with Germany who had entered the scramble to aquire colonies late and only had small <span>area of Africa.</span>
