First Army deactivates two divisions, welcomes new senior enlisted leader at Rock Island Arsenal

In a ceremony at Rock Island Arsenal, the First Army deactivated two divisions amidst a restructuring move and appointed new ...
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First Army Operational Data Team delivers breakthrough simulation that streamlines Large-Scale Mobilization Operations

ROCK ISLAND ARSENAL, Illinois - First Army’s Operational Data Team has developed a groundbreaking simulation capability that will transform how the U.S. Army plans and executes Large Scale ...