the election of president Abraham Lincoln
The election of Lincoln as a Republican president, moderate on the slavery issue.
Articles of Confederation
formally the Articles of Confederation and Perpetual Union, was an agreement among the 13 founding states that established the United States of America as a confederation of sovereign states and served as its first constitution.
The Constitution of the United States of America.
The articles of Confederation were drawn and prepared, and thus began the new Confederate States of America, 1861.
Because the articles of confederation was the first constitution of the United States of America need a little more detail.
The first "constitution" of the United States of America was the Articles of Confederation.
united states of America
Formally known as the Articles of Confederation and Perpetual Union, it was an agreement among the 13 founding states that legally established the United States of America as a confederation of sovereign states and served as its first constitution.
articles of confederation
see http://en.wikipedia.org/wiki/Articles_of_Confederation