STJUSTEADFAST JUPITER 2023 is the most ambitious NATO CAX/CPX to date in terms of both exercise complexity and the number of participating NATO Command and Force Structure Headquarters.
The mission of the Multinational Corps South-East is to deter any hostile intent against NATO and to provide command and control of NATO land operations at corps-level in any situation, in crisis or war, in support of the strengthening of the security architecture on the eastern flank of the North Atlantic Alliance.