What was the 1783 plot against the Confederation Congress by Continental Army officers — angry over post-war pensions — that was defused by a personal plea from George Washington?

What was the 1783 plot against the Confederation Congress by Continental Army officers — angry over post-war pensions — that was defused by a personal plea from George Washington?

Babington Plot
Burr Conspiracy
Gunpowder Plot‎
Newburgh Conspiracy
Atterbury Plot

The correct answer is Newburgh Conspiracy