Why did delegates gather in 1787 for the Constitutional Convention? A. to amend the Articles of Confederation
B. to sign the Declaration of Independence
c. to elect the U. S. President
D. to authorize the declaration of war

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Explanation:

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.

first industrial revolution - the first wave of the industrial revolution lasted from the late 1700s to the mid-1800s. it industrialized the manufacture of textiles and began the move of production from homes to factories. steam power and the cotton gin played an important role in this period.