3rd platoon company a 5th battalion 46th infantry regiment 198th infantry brigade

The information you provided describes a specific unit within the United States Army historical structure. Let’s break it down:

3rd Platoon: This refers to a sub-unit within a company. A platoon is typically composed of 20-50 soldiers, depending on the era and specific unit type.

Company A: Military companies are designated with letters (A, B, C, etc.). They are the primary fighting units within a battalion.

5th Battalion, 46th Infantry Regiment: This identifies a specific battalion within a regiment. Battalions are typically composed of several companies (usually 3 to 5) along with support elements. The 46th Infantry Regiment has a long history dating back to World War I.

198th Infantry Brigade: A brigade is a tactical unit larger than a battalion but smaller than a division. It’s typically composed of several battalions and support units. The 198th Infantry Brigade was active during World War II and the Vietnam War.