How did imperialism increase the battlefield of the war

What was the historic border between the united states and mexico?

Select the five weaknesses of the articles of confederation. congress could not declare war or establish an army. congress could not levy taxes. congress could not control trade. not all the states were represented in congress. no national court system. no executive to enforce the laws. congress could not negotiate with foreign governments. the national government could not borrow money. nine of the states had to agree to pass a law.

Approximately how many americans, from both the north and the south, were killed in battle during the civil war?