Republican (constitutionalist) President Jefferson delivers his State of the Union address to the Republican 10th Constitutional Congress (elected in accordance with Article I, Section 3 [Clause 1]), proclaiming neutrality in the Napoleonic (Peninsular) War of 1807.
[added 11/19/2021]
Subsequent Events:
Authority:
Article IV, Section 4
ccc-2point0.com/constitution-for-the-united-states
References:
Winston Churchill, A History of the English Speaking Peoples, four volumes, (New York: Dorset Press, 1956-58), 3:317.
Thomas Jefferson – Seventh Annual Message
www.presidency.ucsb.edu/ws/index.php?pid=29449&st=war&st1=