3:335 TSBn

• Unit Designation: The 3rd Battalion, 335th Regiment (3/335th TSBn) is part of the 85th U.S. Army Reserve Support Command, primarily tasked with training and supporting Army Reserve and National Guard units. • TSBn Meaning: "TSBn" stands for "Training Support Battalion," reflecting the unit’s mission in providing observer-controller/trainer (OC/T) support for mobilization and deployment exercises. • World War I Roots: The 335th Regiment was originally constituted in the National Army in 1917 as part of America's mobilization for World War I, making its lineage over a century old. • World War II Service: The 335th Regiment served as part of the 84th Infantry Division, "The Railsplitters," during WWII, participating in campaigns in Northern France, Rhineland, Ardennes-Alsace, and Central Europe. • Modern Mission: Today, 3/335th TSBn focuses on pre-mobilization and post-mobilization training, helping prepare units for deployments through realistic, scenario-based field exercises. • Fort McCoy Connection: The battalion regularly conducts training at Fort McCoy, Wisconsin, a major training center for Army Reserve and National Guard units in the Midwest. • Integral Role in Operation Iraqi Freedom/Enduring Freedom: 3/335th TSBn instructors and OC/Ts have played key roles in preparing thousands of Soldiers for deployment to Iraq and Afghanistan since 2001. • Distinctive Unit Insignia: The 335th Regiment’s insignia features a red shield with a white rail splitter, symbolizing its connection to the 84th Division and its nickname. • Army Reserve Structure: As an Army Reserve unit, many members are "citizen soldiers," balancing civilian careers with military service and bringing diverse skills to their training mission. • Community Engagement: Soldiers from 3/335th TSBn often participate in community outreach and veteran support events, strengthening bonds between the military and local communities.