What would have happened to the constitutional convention if thomas jefferson, john adams, thomas paine, samuel adams, john hancock, and patrick henry all attended?

If Patrick Henry had attended to the Constitutional Convention in 1787, there would have been an issue for its ratification as he was afraid of having a strong federal government. Taking this into acount, he would have made strong opposition to the Constitution, thus, causing a setback to reach an eventual consensus.

Wrapping-up, if all the Founding Fathers had attended, probably the ratification of the Constitution may have been delayed or even compromised.

Explanation:

the answer is use of support