The Lewis and Clark expedition occurred AFTER which of the following events?

Why did america oppose the axis powers

Which conditions did austria demand of serbia after the assassination of archduke ferdinand? check all that apply. 1. swearing allegiance to the triple alliance 2. accepting responsibility for the assassination 3. turning over control of its military operations 4. surrendering half of its most fertile lands 5. suppressing anti-austrian groups and publications

What states were considered a part of the antebellum south?