1 the use of a variety of data sources (data triangulation) 2  the use of several different researchers (investigator triangulation) 3  the use of multiple perspectives to interpret the results (theory triangulation)  the use of multiple methods to study a research problem (methodological triangulation)
The Articles of Confederation was the United States' first constitution. Proposed by the Continental Congress in 1777, it was not ratified until 1781.
The Articles of Confederation was unanimously adopted in 1781 once Maryland agreed. Over the previous four years, it had been used by Congress as a working document to administer the early United States government, win the Revolutionary War and secure the Treaty of Paris (1783) with Great Britain.he old Congress set the rules the new government followed in terms of writing and ratifying the new constitution. After ratification in eleven states, in 1789 its elected officers of government assembled in New York City, replacing the Articles of Confederation government.