Violations of International law, Constitutional Law & War Crimes (lions, tigers & bears) Oh my … (1) Under the UN Charter, states are barred from using force against another country’s territorial integrity and political independence, and (2) the U.S. Constitution reserves the power to declare war to Congress. A large‑scale, unauthorized U.S. invasion of Venezuela to seize its president and first lady is hard to square with either of those rules—and (3) if the operation harms civilians or civilia