It is possible that Wilkinson's intrigues provide data for a new biography of Clark which may recast in some measure the accepted view of Clark at this period.
Wilkinson's chief aids were the Irishmen, O'Fallon, Nolan, and Powers.
Through Nolan, he also vended Spanish secrets.

He sold, indeed, whatever and whomever he could get his price for.

So clever was he that he escaped detection, though he was obliged to remove some suspicions.

He succeeded Wayne as commander of the regular army in 1796.

He was one of the commissioners to receive Louisiana when the Purchase was arranged in 1803.