What were the most important innovations in transportation during the 1800s? Select TWO that apply * Cotton Gin
Steamboats
Railroads
Wagon

What was the national government’s biggest concern if facing a war, under the articles of confederation? the national government had no national military. the country had grown too large to defend with a small army. the states would not back the federal government. there was no way the states would pay for fighting a war.