It was NOT the Declaration of Independence they met to revise, but the Articles of Confederation. They were supposed to modify the Confederation; instead they came up with an entirely new government, described in the Constitution.
They decided to send delegrates to a convention in Philadelphia to revise the Article of Confederation in 1787, nearly a year after the Shays' Rebellion.
The US Constitution.
Philadelphia in the summer of 1787.
Delegates agreed to gather at what is called the at the Constitutional Convention in Philadelphia in May 1787. They were to revise the Articles. They decided instead to write a document that created an entirely new and stronger national government.
The convention in Philadelphia of representatives from each colonies except Rhode Island at which the Constitution of the U.S. was framed
so, they could revise the articles of confederation
The Constitutional Convention of 1787. The Articles of Confederation were ultimately abandoned by our four fathers and the US Constitution was written.
February 21, 1787
revise the Articles of Confederation
The United States Constitution.
They met in Philadelphia because they wanted to revise the weakened Articles of Confederation. Instead they ended up re-writing the Constitution.
The members of the Constitutional Convention signed the United States Constitution on September 17, 1787 in Philadelphia, Pennsylvania.