Why did leaders call for a convention of states in 1787

Stimulated by severe economic troubles, which produced radical political movements such as Shays's Rebellion, and urged on by a demand for a stronger central government, the convention met in the Pennsylvania State House in Philadelphia (May 25–September 17, 1787), ostensibly to amend the Articles of Confederation.

mustafa ataturk thought nationalism in turkey would best be achieved by modernizing the country.

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the northwest territory became the most densely populated area in the u.s.